20174085368

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{31649}}^1$

素因数の和:31824

約数の個数: 64

約数和(自身を含む): 41360220000

約数和(自身を除く): 21186134632

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 86, 109, 136, 172, 218, 344, 436, 731, 872, 1462, 1853, 2924, 3706, 4687, 5848, 7412, 9374, 14824, 18748, 31649, 37496, 63298, 79679, 126596, 159358, 253192, 318716, 538033, 637432, 1076066, 1360907, 2152132, 2721814, 3449741, 4304264, 5443628, 6899482, 10887256, 13798964, 23135419, 27597928, 46270838, 58645597, 92541676, 117291194, 148338863, 185083352, 234582388, 296677726, 469164776, 593355452, 1186710904, 2521760671, 5043521342, 10087042684, 20174085368]

約数ペア:

[(1, 20174085368), (2, 10087042684), (4, 5043521342), (8, 2521760671), (17, 1186710904), (34, 593355452), (43, 469164776), (68, 296677726), (86, 234582388), (109, 185083352), (136, 148338863), (172, 117291194), (218, 92541676), (344, 58645597), (436, 46270838), (731, 27597928), (872, 23135419), (1462, 13798964), (1853, 10887256), (2924, 6899482), (3706, 5443628), (4687, 4304264), (5848, 3449741), (7412, 2721814), (9374, 2152132), (14824, 1360907), (18748, 1076066), (31649, 637432), (37496, 538033), (63298, 318716), (79679, 253192), (126596, 159358)]