20144484828

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{69763}}^1$

素因数の和:70403

約数の個数: 72

約数和(自身を含む): 54927429648

約数和(自身を除く): 34782944820

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 617, 1234, 1851, 2468, 3702, 5553, 7404, 8021, 11106, 16042, 22212, 24063, 32084, 48126, 69763, 72189, 96252, 139526, 144378, 209289, 279052, 288756, 418578, 627867, 837156, 906919, 1255734, 1813838, 2511468, 2720757, 3627676, 5441514, 8162271, 10883028, 16324542, 32649084, 43043771, 86087542, 129131313, 172175084, 258262626, 387393939, 516525252, 559569023, 774787878, 1119138046, 1549575756, 1678707069, 2238276092, 3357414138, 5036121207, 6714828276, 10072242414, 20144484828]

約数ペア:

[(1, 20144484828), (2, 10072242414), (3, 6714828276), (4, 5036121207), (6, 3357414138), (9, 2238276092), (12, 1678707069), (13, 1549575756), (18, 1119138046), (26, 774787878), (36, 559569023), (39, 516525252), (52, 387393939), (78, 258262626), (117, 172175084), (156, 129131313), (234, 86087542), (468, 43043771), (617, 32649084), (1234, 16324542), (1851, 10883028), (2468, 8162271), (3702, 5441514), (5553, 3627676), (7404, 2720757), (8021, 2511468), (11106, 1813838), (16042, 1255734), (22212, 906919), (24063, 837156), (32084, 627867), (48126, 418578), (69763, 288756), (72189, 279052), (96252, 209289), (139526, 144378)]