20615705964

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4305703}}^1$

素因数の和:4305739

約数の個数: 72

約数和(自身を含む): 62691050240

約数和(自身を除く): 42075344276

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4788, 4305703, 8611406, 12917109, 17222812, 25834218, 30139921, 38751327, 51668436, 60279842, 77502654, 81808357, 90419763, 120559684, 155005308, 163616714, 180839526, 245425071, 271259289, 327233428, 361679052, 490850142, 542518578, 572658499, 736275213, 981700284, 1085037156, 1145316998, 1472550426, 1717975497, 2290633996, 2945100852, 3435950994, 5153926491, 6871901988, 10307852982, 20615705964]

約数ペア:

[(1, 20615705964), (2, 10307852982), (3, 6871901988), (4, 5153926491), (6, 3435950994), (7, 2945100852), (9, 2290633996), (12, 1717975497), (14, 1472550426), (18, 1145316998), (19, 1085037156), (21, 981700284), (28, 736275213), (36, 572658499), (38, 542518578), (42, 490850142), (57, 361679052), (63, 327233428), (76, 271259289), (84, 245425071), (114, 180839526), (126, 163616714), (133, 155005308), (171, 120559684), (228, 90419763), (252, 81808357), (266, 77502654), (342, 60279842), (399, 51668436), (532, 38751327), (684, 30139921), (798, 25834218), (1197, 17222812), (1596, 12917109), (2394, 8611406), (4788, 4305703)]