20199608884

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1132519}}^1$

素因数の和:1132557

約数の個数: 48

約数和(自身を含む): 44394784000

約数和(自身を除く): 24195175116

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 343, 364, 637, 686, 1274, 1372, 2548, 4459, 8918, 17836, 1132519, 2265038, 4530076, 7927633, 14722747, 15855266, 29445494, 31710532, 55493431, 58890988, 103059229, 110986862, 206118458, 221973724, 388454017, 412236916, 721414603, 776908034, 1442829206, 1553816068, 2885658412, 5049902221, 10099804442, 20199608884]

約数ペア:

[(1, 20199608884), (2, 10099804442), (4, 5049902221), (7, 2885658412), (13, 1553816068), (14, 1442829206), (26, 776908034), (28, 721414603), (49, 412236916), (52, 388454017), (91, 221973724), (98, 206118458), (182, 110986862), (196, 103059229), (343, 58890988), (364, 55493431), (637, 31710532), (686, 29445494), (1274, 15855266), (1372, 14722747), (2548, 7927633), (4459, 4530076), (8918, 2265038), (17836, 1132519)]