12879656452

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{19489}}^1$

素因数の和:19756

約数の個数: 48

約数和(自身を含む): 24753859200

約数和(自身を除く): 11874202748

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 179, 284, 358, 716, 923, 1846, 2327, 3692, 4654, 9308, 12709, 19489, 25418, 38978, 50836, 77956, 165217, 253357, 330434, 506714, 660868, 1013428, 1383719, 2767438, 3488531, 5534876, 6977062, 13954124, 17988347, 35976694, 45350903, 71953388, 90701806, 181403612, 247685701, 495371402, 990742804, 3219914113, 6439828226, 12879656452]

約数ペア:

[(1, 12879656452), (2, 6439828226), (4, 3219914113), (13, 990742804), (26, 495371402), (52, 247685701), (71, 181403612), (142, 90701806), (179, 71953388), (284, 45350903), (358, 35976694), (716, 17988347), (923, 13954124), (1846, 6977062), (2327, 5534876), (3692, 3488531), (4654, 2767438), (9308, 1383719), (12709, 1013428), (19489, 660868), (25418, 506714), (38978, 330434), (50836, 253357), (77956, 165217)]