20176340936

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{431}}^1\times {\mathrm{1129}}^1$

素因数の和:1710

約数の個数: 64

約数和(自身を含む): 39013747200

約数和(自身を除く): 18837406264

約数列:

[1, 2, 4, 8, 71, 73, 142, 146, 284, 292, 431, 568, 584, 862, 1129, 1724, 2258, 3448, 4516, 5183, 9032, 10366, 20732, 30601, 31463, 41464, 61202, 62926, 80159, 82417, 122404, 125852, 160318, 164834, 244808, 251704, 320636, 329668, 486599, 641272, 659336, 973198, 1946396, 2233873, 3892792, 4467746, 5851607, 8935492, 11703214, 17870984, 23406428, 34548529, 35521727, 46812856, 69097058, 71043454, 138194116, 142086908, 276388232, 284173816, 2522042617, 5044085234, 10088170468, 20176340936]

約数ペア:

[(1, 20176340936), (2, 10088170468), (4, 5044085234), (8, 2522042617), (71, 284173816), (73, 276388232), (142, 142086908), (146, 138194116), (284, 71043454), (292, 69097058), (431, 46812856), (568, 35521727), (584, 34548529), (862, 23406428), (1129, 17870984), (1724, 11703214), (2258, 8935492), (3448, 5851607), (4516, 4467746), (5183, 3892792), (9032, 2233873), (10366, 1946396), (20732, 973198), (30601, 659336), (31463, 641272), (41464, 486599), (61202, 329668), (62926, 320636), (80159, 251704), (82417, 244808), (122404, 164834), (125852, 160318)]