20329164

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{9907}}^1$

素因数の和:9939

約数の個数: 48

約数和(自身を含む): 55484800

約数和(自身を除く): 35155636

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 9907, 19814, 29721, 39628, 59442, 89163, 118884, 178326, 188233, 267489, 356652, 376466, 534978, 564699, 752932, 1069956, 1129398, 1694097, 2258796, 3388194, 5082291, 6776388, 10164582, 20329164]

約数ペア:

[(1, 20329164), (2, 10164582), (3, 6776388), (4, 5082291), (6, 3388194), (9, 2258796), (12, 1694097), (18, 1129398), (19, 1069956), (27, 752932), (36, 564699), (38, 534978), (54, 376466), (57, 356652), (76, 267489), (108, 188233), (114, 178326), (171, 118884), (228, 89163), (342, 59442), (513, 39628), (684, 29721), (1026, 19814), (2052, 9907)]