404187836

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31469}}^1$

素因数の和:31518

約数の個数: 36

約数和(自身を含む): 806261400

約数和(自身を除く): 402073564

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 169, 247, 338, 494, 676, 988, 3211, 6422, 12844, 31469, 62938, 125876, 409097, 597911, 818194, 1195822, 1636388, 2391644, 5318261, 7772843, 10636522, 15545686, 21273044, 31091372, 101046959, 202093918, 404187836]

約数ペア:

[(1, 404187836), (2, 202093918), (4, 101046959), (13, 31091372), (19, 21273044), (26, 15545686), (38, 10636522), (52, 7772843), (76, 5318261), (169, 2391644), (247, 1636388), (338, 1195822), (494, 818194), (676, 597911), (988, 409097), (3211, 125876), (6422, 62938), (12844, 31469)]