20185787624

素因数分解:

$2^3\times {\mathrm{17}}^3\times {\mathrm{509}}^1\times {\mathrm{1009}}^1$

素因数の和:1575

約数の個数: 64

約数和(自身を含む): 40332330000

約数和(自身を除く): 20146542376

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 509, 578, 1009, 1018, 1156, 2018, 2036, 2312, 4036, 4072, 4913, 8072, 8653, 9826, 17153, 17306, 19652, 34306, 34612, 39304, 68612, 69224, 137224, 147101, 291601, 294202, 513581, 583202, 588404, 1027162, 1166404, 1176808, 2054324, 2332808, 2500717, 4108648, 4957217, 5001434, 8730877, 9914434, 10002868, 17461754, 19828868, 20005736, 34923508, 39657736, 69847016, 148424909, 296849818, 593699636, 1187399272, 2523223453, 5046446906, 10092893812, 20185787624]

約数ペア:

[(1, 20185787624), (2, 10092893812), (4, 5046446906), (8, 2523223453), (17, 1187399272), (34, 593699636), (68, 296849818), (136, 148424909), (289, 69847016), (509, 39657736), (578, 34923508), (1009, 20005736), (1018, 19828868), (1156, 17461754), (2018, 10002868), (2036, 9914434), (2312, 8730877), (4036, 5001434), (4072, 4957217), (4913, 4108648), (8072, 2500717), (8653, 2332808), (9826, 2054324), (17153, 1176808), (17306, 1166404), (19652, 1027162), (34306, 588404), (34612, 583202), (39304, 513581), (68612, 294202), (69224, 291601), (137224, 147101)]