20163349970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{177823}}^1$

素因数の和:177899

約数の個数: 64

約数和(自身を含む): 41482782720

約数和(自身を除く): 21319432750

約数列:

[1, 2, 5, 10, 17, 23, 29, 34, 46, 58, 85, 115, 145, 170, 230, 290, 391, 493, 667, 782, 986, 1334, 1955, 2465, 3335, 3910, 4930, 6670, 11339, 22678, 56695, 113390, 177823, 355646, 889115, 1778230, 3022991, 4089929, 5156867, 6045982, 8179858, 10313734, 15114955, 20449645, 25784335, 30229910, 40899290, 51568670, 69528793, 87666739, 118607941, 139057586, 175333478, 237215882, 347643965, 438333695, 593039705, 695287930, 876667390, 1186079410, 2016334997, 4032669994, 10081674985, 20163349970]

約数ペア:

[(1, 20163349970), (2, 10081674985), (5, 4032669994), (10, 2016334997), (17, 1186079410), (23, 876667390), (29, 695287930), (34, 593039705), (46, 438333695), (58, 347643965), (85, 237215882), (115, 175333478), (145, 139057586), (170, 118607941), (230, 87666739), (290, 69528793), (391, 51568670), (493, 40899290), (667, 30229910), (782, 25784335), (986, 20449645), (1334, 15114955), (1955, 10313734), (2465, 8179858), (3335, 6045982), (3910, 5156867), (4930, 4089929), (6670, 3022991), (11339, 1778230), (22678, 889115), (56695, 355646), (113390, 177823)]