18688896888

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{16453}}^1$

素因数の和:16581

約数の個数: 128

約数和(自身を含む): 51178521600

約数和(自身を除く): 32489624712

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 47, 53, 57, 76, 94, 106, 114, 141, 152, 159, 188, 212, 228, 282, 318, 376, 424, 456, 564, 636, 893, 1007, 1128, 1272, 1786, 2014, 2491, 2679, 3021, 3572, 4028, 4982, 5358, 6042, 7144, 7473, 8056, 9964, 10716, 12084, 14946, 16453, 19928, 21432, 24168, 29892, 32906, 47329, 49359, 59784, 65812, 94658, 98718, 131624, 141987, 189316, 197436, 283974, 312607, 378632, 394872, 567948, 625214, 773291, 872009, 937821, 1135896, 1250428, 1546582, 1744018, 1875642, 2319873, 2500856, 2616027, 3093164, 3488036, 3751284, 4639746, 5232054, 6186328, 6976072, 7502568, 9279492, 10464108, 14692529, 16568171, 18558984, 20928216, 29385058, 33136342, 40984423, 44077587, 49704513, 58770116, 66272684, 81968846, 88155174, 99409026, 117540232, 122953269, 132545368, 163937692, 176310348, 198818052, 245906538, 327875384, 352620696, 397636104, 491813076, 778704037, 983626152, 1557408074, 2336112111, 3114816148, 4672224222, 6229632296, 9344448444, 18688896888]

約数ペア:

[(1, 18688896888), (2, 9344448444), (3, 6229632296), (4, 4672224222), (6, 3114816148), (8, 2336112111), (12, 1557408074), (19, 983626152), (24, 778704037), (38, 491813076), (47, 397636104), (53, 352620696), (57, 327875384), (76, 245906538), (94, 198818052), (106, 176310348), (114, 163937692), (141, 132545368), (152, 122953269), (159, 117540232), (188, 99409026), (212, 88155174), (228, 81968846), (282, 66272684), (318, 58770116), (376, 49704513), (424, 44077587), (456, 40984423), (564, 33136342), (636, 29385058), (893, 20928216), (1007, 18558984), (1128, 16568171), (1272, 14692529), (1786, 10464108), (2014, 9279492), (2491, 7502568), (2679, 6976072), (3021, 6186328), (3572, 5232054), (4028, 4639746), (4982, 3751284), (5358, 3488036), (6042, 3093164), (7144, 2616027), (7473, 2500856), (8056, 2319873), (9964, 1875642), (10716, 1744018), (12084, 1546582), (14946, 1250428), (16453, 1135896), (19928, 937821), (21432, 872009), (24168, 773291), (29892, 625214), (32906, 567948), (47329, 394872), (49359, 378632), (59784, 312607), (65812, 283974), (94658, 197436), (98718, 189316), (131624, 141987)]