20861040409

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{6577}}^1$

素因数の和:6841

約数の個数: 32

約数和(自身を含む): 24078637440

約数和(自身を除く): 3217597031

約数列:

[1, 11, 29, 61, 163, 319, 671, 1769, 1793, 4727, 6577, 9943, 19459, 51997, 72347, 109373, 190733, 288347, 401197, 1072051, 2098063, 3171817, 4413167, 11634713, 11792561, 31089479, 65395111, 127981843, 341984269, 719346221, 1896458219, 20861040409]

約数ペア:

[(1, 20861040409), (11, 1896458219), (29, 719346221), (61, 341984269), (163, 127981843), (319, 65395111), (671, 31089479), (1769, 11792561), (1793, 11634713), (4727, 4413167), (6577, 3171817), (9943, 2098063), (19459, 1072051), (51997, 401197), (72347, 288347), (109373, 190733)]