20167887597

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{521}}^1\times {\mathrm{631}}^1$

素因数の和:1203

約数の個数: 72

約数和(自身を含む): 32118133824

約数和(自身を除く): 11950246227

約数列:

[1, 3, 11, 13, 33, 39, 121, 143, 169, 363, 429, 507, 521, 631, 1563, 1573, 1859, 1893, 4719, 5577, 5731, 6773, 6941, 8203, 17193, 20319, 20449, 20823, 24609, 61347, 63041, 74503, 76351, 88049, 90233, 106639, 189123, 223509, 229053, 264147, 270699, 319917, 328751, 819533, 968539, 986253, 992563, 1173029, 2458599, 2905617, 2977689, 3519087, 3616261, 4273763, 10653929, 10848783, 12821289, 12903319, 31961787, 38709957, 39778871, 47011393, 55558919, 119336613, 141034179, 166676757, 517125323, 611148109, 1551375969, 1833444327, 6722629199, 20167887597]

約数ペア:

[(1, 20167887597), (3, 6722629199), (11, 1833444327), (13, 1551375969), (33, 611148109), (39, 517125323), (121, 166676757), (143, 141034179), (169, 119336613), (363, 55558919), (429, 47011393), (507, 39778871), (521, 38709957), (631, 31961787), (1563, 12903319), (1573, 12821289), (1859, 10848783), (1893, 10653929), (4719, 4273763), (5577, 3616261), (5731, 3519087), (6773, 2977689), (6941, 2905617), (8203, 2458599), (17193, 1173029), (20319, 992563), (20449, 986253), (20823, 968539), (24609, 819533), (61347, 328751), (63041, 319917), (74503, 270699), (76351, 264147), (88049, 229053), (90233, 223509), (106639, 189123)]