20388762

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{599}}^1$

素因数の和:699

約数の個数: 48

約数和(自身を含む): 46425600

約数和(自身を除く): 26036838

約数列:

[1, 2, 3, 6, 9, 18, 31, 61, 62, 93, 122, 183, 186, 279, 366, 549, 558, 599, 1098, 1198, 1797, 1891, 3594, 3782, 5391, 5673, 10782, 11346, 17019, 18569, 34038, 36539, 37138, 55707, 73078, 109617, 111414, 167121, 219234, 328851, 334242, 657702, 1132709, 2265418, 3398127, 6796254, 10194381, 20388762]

約数ペア:

[(1, 20388762), (2, 10194381), (3, 6796254), (6, 3398127), (9, 2265418), (18, 1132709), (31, 657702), (61, 334242), (62, 328851), (93, 219234), (122, 167121), (183, 111414), (186, 109617), (279, 73078), (366, 55707), (549, 37138), (558, 36539), (599, 34038), (1098, 18569), (1198, 17019), (1797, 11346), (1891, 10782), (3594, 5673), (3782, 5391)]