18853380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1151}}^1$

素因数の和:1186

約数の個数: 144

約数和(自身を含む): 70447104

約数和(自身を除く): 51593724

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1151, 1170, 1260, 1365, 1638, 1820, 2302, 2340, 2730, 3276, 3453, 4095, 4604, 5460, 5755, 6906, 8057, 8190, 10359, 11510, 13812, 14963, 16114, 16380, 17265, 20718, 23020, 24171, 29926, 32228, 34530, 40285, 41436, 44889, 48342, 51795, 59852, 69060, 72513, 74815, 80570, 89778, 96684, 103590, 104741, 120855, 134667, 145026, 149630, 161140, 179556, 207180, 209482, 224445, 241710, 269334, 290052, 299260, 314223, 362565, 418964, 448890, 483420, 523705, 538668, 628446, 673335, 725130, 897780, 942669, 1047410, 1256892, 1346670, 1450260, 1571115, 1885338, 2094820, 2693340, 3142230, 3770676, 4713345, 6284460, 9426690, 18853380]

約数ペア:

[(1, 18853380), (2, 9426690), (3, 6284460), (4, 4713345), (5, 3770676), (6, 3142230), (7, 2693340), (9, 2094820), (10, 1885338), (12, 1571115), (13, 1450260), (14, 1346670), (15, 1256892), (18, 1047410), (20, 942669), (21, 897780), (26, 725130), (28, 673335), (30, 628446), (35, 538668), (36, 523705), (39, 483420), (42, 448890), (45, 418964), (52, 362565), (60, 314223), (63, 299260), (65, 290052), (70, 269334), (78, 241710), (84, 224445), (90, 209482), (91, 207180), (105, 179556), (117, 161140), (126, 149630), (130, 145026), (140, 134667), (156, 120855), (180, 104741), (182, 103590), (195, 96684), (210, 89778), (234, 80570), (252, 74815), (260, 72513), (273, 69060), (315, 59852), (364, 51795), (390, 48342), (420, 44889), (455, 41436), (468, 40285), (546, 34530), (585, 32228), (630, 29926), (780, 24171), (819, 23020), (910, 20718), (1092, 17265), (1151, 16380), (1170, 16114), (1260, 14963), (1365, 13812), (1638, 11510), (1820, 10359), (2302, 8190), (2340, 8057), (2730, 6906), (3276, 5755), (3453, 5460), (4095, 4604)]