1643670886

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{2309}}^1$

素因数の和:2485

約数の個数: 64

約数和(自身を含む): 3073593600

約数和(自身を除く): 1429922714

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 131, 143, 209, 247, 262, 286, 418, 494, 1441, 1703, 2309, 2489, 2717, 2882, 3406, 4618, 4978, 5434, 18733, 25399, 27379, 30017, 32357, 37466, 43871, 50798, 54758, 60034, 64714, 87742, 302479, 330187, 355927, 482581, 570323, 604958, 660374, 711854, 965162, 1140646, 3327269, 3932227, 5747101, 6273553, 6654538, 7864454, 11494202, 12547106, 43254497, 63218111, 74712313, 86508994, 126436222, 149424626, 821835443, 1643670886]

約数ペア:

[(1, 1643670886), (2, 821835443), (11, 149424626), (13, 126436222), (19, 86508994), (22, 74712313), (26, 63218111), (38, 43254497), (131, 12547106), (143, 11494202), (209, 7864454), (247, 6654538), (262, 6273553), (286, 5747101), (418, 3932227), (494, 3327269), (1441, 1140646), (1703, 965162), (2309, 711854), (2489, 660374), (2717, 604958), (2882, 570323), (3406, 482581), (4618, 355927), (4978, 330187), (5434, 302479), (18733, 87742), (25399, 64714), (27379, 60034), (30017, 54758), (32357, 50798), (37466, 43871)]