20007262444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{983}}^1\times {\mathrm{2857}}^1$

素因数の和:3994

約数の個数: 48

約数和(自身を含む): 38033166528

約数和(自身を除く): 18025904084

約数列:

[1, 2, 4, 13, 26, 52, 137, 274, 548, 983, 1781, 1966, 2857, 3562, 3932, 5714, 7124, 11428, 12779, 25558, 37141, 51116, 74282, 134671, 148564, 269342, 391409, 538684, 782818, 1565636, 1750723, 2808431, 3501446, 5088317, 5616862, 7002892, 10176634, 11233724, 20353268, 36509603, 73019206, 146038412, 384755047, 769510094, 1539020188, 5001815611, 10003631222, 20007262444]

約数ペア:

[(1, 20007262444), (2, 10003631222), (4, 5001815611), (13, 1539020188), (26, 769510094), (52, 384755047), (137, 146038412), (274, 73019206), (548, 36509603), (983, 20353268), (1781, 11233724), (1966, 10176634), (2857, 7002892), (3562, 5616862), (3932, 5088317), (5714, 3501446), (7124, 2808431), (11428, 1750723), (12779, 1565636), (25558, 782818), (37141, 538684), (51116, 391409), (74282, 269342), (134671, 148564)]