18730404

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1$

素因数の和:290

約数の個数: 144

約数和(自身を含む): 61326720

約数和(自身を除く): 42596316

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 29, 33, 36, 42, 44, 58, 63, 66, 77, 84, 87, 99, 116, 126, 132, 154, 174, 198, 203, 231, 233, 252, 261, 308, 319, 348, 396, 406, 462, 466, 522, 609, 638, 693, 699, 812, 924, 932, 957, 1044, 1218, 1276, 1386, 1398, 1631, 1827, 1914, 2097, 2233, 2436, 2563, 2772, 2796, 2871, 3262, 3654, 3828, 4194, 4466, 4893, 5126, 5742, 6524, 6699, 6757, 7308, 7689, 8388, 8932, 9786, 10252, 11484, 13398, 13514, 14679, 15378, 17941, 19572, 20097, 20271, 23067, 26796, 27028, 29358, 30756, 35882, 40194, 40542, 46134, 47299, 53823, 58716, 60813, 71764, 74327, 80388, 81084, 92268, 94598, 107646, 121626, 141897, 148654, 161469, 189196, 215292, 222981, 243252, 283794, 297308, 322938, 425691, 445962, 520289, 567588, 645876, 668943, 851382, 891924, 1040578, 1337886, 1560867, 1702764, 2081156, 2675772, 3121734, 4682601, 6243468, 9365202, 18730404]

約数ペア:

[(1, 18730404), (2, 9365202), (3, 6243468), (4, 4682601), (6, 3121734), (7, 2675772), (9, 2081156), (11, 1702764), (12, 1560867), (14, 1337886), (18, 1040578), (21, 891924), (22, 851382), (28, 668943), (29, 645876), (33, 567588), (36, 520289), (42, 445962), (44, 425691), (58, 322938), (63, 297308), (66, 283794), (77, 243252), (84, 222981), (87, 215292), (99, 189196), (116, 161469), (126, 148654), (132, 141897), (154, 121626), (174, 107646), (198, 94598), (203, 92268), (231, 81084), (233, 80388), (252, 74327), (261, 71764), (308, 60813), (319, 58716), (348, 53823), (396, 47299), (406, 46134), (462, 40542), (466, 40194), (522, 35882), (609, 30756), (638, 29358), (693, 27028), (699, 26796), (812, 23067), (924, 20271), (932, 20097), (957, 19572), (1044, 17941), (1218, 15378), (1276, 14679), (1386, 13514), (1398, 13398), (1631, 11484), (1827, 10252), (1914, 9786), (2097, 8932), (2233, 8388), (2436, 7689), (2563, 7308), (2772, 6757), (2796, 6699), (2871, 6524), (3262, 5742), (3654, 5126), (3828, 4893), (4194, 4466)]