19470984

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3671}}^1$

素因数の和:3710

約数の個数: 64

約数和(自身を含む): 55520640

約数和(自身を除く): 36049656

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 102, 104, 136, 156, 204, 221, 312, 408, 442, 663, 884, 1326, 1768, 2652, 3671, 5304, 7342, 11013, 14684, 22026, 29368, 44052, 47723, 62407, 88104, 95446, 124814, 143169, 187221, 190892, 249628, 286338, 374442, 381784, 499256, 572676, 748884, 811291, 1145352, 1497768, 1622582, 2433873, 3245164, 4867746, 6490328, 9735492, 19470984]

約数ペア:

[(1, 19470984), (2, 9735492), (3, 6490328), (4, 4867746), (6, 3245164), (8, 2433873), (12, 1622582), (13, 1497768), (17, 1145352), (24, 811291), (26, 748884), (34, 572676), (39, 499256), (51, 381784), (52, 374442), (68, 286338), (78, 249628), (102, 190892), (104, 187221), (136, 143169), (156, 124814), (204, 95446), (221, 88104), (312, 62407), (408, 47723), (442, 44052), (663, 29368), (884, 22026), (1326, 14684), (1768, 11013), (2652, 7342), (3671, 5304)]