18921448

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:159

約数の個数: 96

約数和(自身を含む): 45964800

約数和(自身を除く): 27043352

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 47, 49, 52, 56, 79, 91, 94, 98, 104, 158, 182, 188, 196, 316, 329, 364, 376, 392, 553, 611, 632, 637, 658, 728, 1027, 1106, 1222, 1274, 1316, 2054, 2212, 2303, 2444, 2548, 2632, 3713, 3871, 4108, 4277, 4424, 4606, 4888, 5096, 7189, 7426, 7742, 8216, 8554, 9212, 14378, 14852, 15484, 17108, 18424, 25991, 28756, 29704, 29939, 30968, 34216, 48269, 50323, 51982, 57512, 59878, 96538, 100646, 103964, 119756, 181937, 193076, 201292, 207928, 239512, 337883, 363874, 386152, 402584, 675766, 727748, 1351532, 1455496, 2365181, 2703064, 4730362, 9460724, 18921448]

約数ペア:

[(1, 18921448), (2, 9460724), (4, 4730362), (7, 2703064), (8, 2365181), (13, 1455496), (14, 1351532), (26, 727748), (28, 675766), (47, 402584), (49, 386152), (52, 363874), (56, 337883), (79, 239512), (91, 207928), (94, 201292), (98, 193076), (104, 181937), (158, 119756), (182, 103964), (188, 100646), (196, 96538), (316, 59878), (329, 57512), (364, 51982), (376, 50323), (392, 48269), (553, 34216), (611, 30968), (632, 29939), (637, 29704), (658, 28756), (728, 25991), (1027, 18424), (1106, 17108), (1222, 15484), (1274, 14852), (1316, 14378), (2054, 9212), (2212, 8554), (2303, 8216), (2444, 7742), (2548, 7426), (2632, 7189), (3713, 5096), (3871, 4888), (4108, 4606), (4277, 4424)]