20175733968

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1042997}}^1$

素因数の和:1043052

約数の個数: 80

約数和(自身を含む): 57940624896

約数和(自身を除く): 37764890928

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1209, 1488, 1612, 2418, 3224, 4836, 6448, 9672, 19344, 1042997, 2085994, 3128991, 4171988, 6257982, 8343976, 12515964, 13558961, 16687952, 25031928, 27117922, 32332907, 40676883, 50063856, 54235844, 64665814, 81353766, 96998721, 108471688, 129331628, 162707532, 193997442, 216943376, 258663256, 325415064, 387994884, 420327791, 517326512, 650830128, 775989768, 840655582, 1260983373, 1551979536, 1681311164, 2521966746, 3362622328, 5043933492, 6725244656, 10087866984, 20175733968]

約数ペア:

[(1, 20175733968), (2, 10087866984), (3, 6725244656), (4, 5043933492), (6, 3362622328), (8, 2521966746), (12, 1681311164), (13, 1551979536), (16, 1260983373), (24, 840655582), (26, 775989768), (31, 650830128), (39, 517326512), (48, 420327791), (52, 387994884), (62, 325415064), (78, 258663256), (93, 216943376), (104, 193997442), (124, 162707532), (156, 129331628), (186, 108471688), (208, 96998721), (248, 81353766), (312, 64665814), (372, 54235844), (403, 50063856), (496, 40676883), (624, 32332907), (744, 27117922), (806, 25031928), (1209, 16687952), (1488, 13558961), (1612, 12515964), (2418, 8343976), (3224, 6257982), (4836, 4171988), (6448, 3128991), (9672, 2085994), (19344, 1042997)]