19912318356

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{31327}}^1$

素因数の和:31418

約数の個数: 144

約数和(自身を含む): 57599410176

約数和(自身を除く): 37687091820

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 47, 49, 69, 84, 92, 94, 98, 138, 141, 147, 161, 188, 196, 276, 282, 294, 322, 329, 483, 564, 588, 644, 658, 966, 987, 1081, 1127, 1316, 1932, 1974, 2162, 2254, 2303, 3243, 3381, 3948, 4324, 4508, 4606, 6486, 6762, 6909, 7567, 9212, 12972, 13524, 13818, 15134, 22701, 27636, 30268, 31327, 45402, 52969, 62654, 90804, 93981, 105938, 125308, 158907, 187962, 211876, 219289, 317814, 375924, 438578, 635628, 657867, 720521, 877156, 1315734, 1441042, 1472369, 1535023, 2161563, 2631468, 2882084, 2944738, 3070046, 4323126, 4417107, 4605069, 5043647, 5889476, 6140092, 8646252, 8834214, 9210138, 10087294, 10306583, 15130941, 17668428, 18420276, 20174588, 20613166, 30261882, 30919749, 33864487, 35305529, 41226332, 60523764, 61839498, 67728974, 70611058, 72146081, 101593461, 105916587, 123678996, 135457948, 141222116, 144292162, 203186922, 211833174, 216438243, 237051409, 288584324, 406373844, 423666348, 432876486, 474102818, 711154227, 865752972, 948205636, 1422308454, 1659359863, 2844616908, 3318719726, 4978079589, 6637439452, 9956159178, 19912318356]

約数ペア:

[(1, 19912318356), (2, 9956159178), (3, 6637439452), (4, 4978079589), (6, 3318719726), (7, 2844616908), (12, 1659359863), (14, 1422308454), (21, 948205636), (23, 865752972), (28, 711154227), (42, 474102818), (46, 432876486), (47, 423666348), (49, 406373844), (69, 288584324), (84, 237051409), (92, 216438243), (94, 211833174), (98, 203186922), (138, 144292162), (141, 141222116), (147, 135457948), (161, 123678996), (188, 105916587), (196, 101593461), (276, 72146081), (282, 70611058), (294, 67728974), (322, 61839498), (329, 60523764), (483, 41226332), (564, 35305529), (588, 33864487), (644, 30919749), (658, 30261882), (966, 20613166), (987, 20174588), (1081, 18420276), (1127, 17668428), (1316, 15130941), (1932, 10306583), (1974, 10087294), (2162, 9210138), (2254, 8834214), (2303, 8646252), (3243, 6140092), (3381, 5889476), (3948, 5043647), (4324, 4605069), (4508, 4417107), (4606, 4323126), (6486, 3070046), (6762, 2944738), (6909, 2882084), (7567, 2631468), (9212, 2161563), (12972, 1535023), (13524, 1472369), (13818, 1441042), (15134, 1315734), (22701, 877156), (27636, 720521), (30268, 657867), (31327, 635628), (45402, 438578), (52969, 375924), (62654, 317814), (90804, 219289), (93981, 211876), (105938, 187962), (125308, 158907)]