20181993402

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{757753}}^1$

素因数の和:757974

約数の個数: 32

約数和(自身を含む): 42337231488

約数和(自身を除く): 22155238086

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 193, 386, 579, 1158, 4439, 8878, 13317, 26634, 757753, 1515506, 2273259, 4546518, 17428319, 34856638, 52284957, 104569914, 146246329, 292492658, 438738987, 877477974, 3363665567, 6727331134, 10090996701, 20181993402]

約数ペア:

[(1, 20181993402), (2, 10090996701), (3, 6727331134), (6, 3363665567), (23, 877477974), (46, 438738987), (69, 292492658), (138, 146246329), (193, 104569914), (386, 52284957), (579, 34856638), (1158, 17428319), (4439, 4546518), (8878, 2273259), (13317, 1515506), (26634, 757753)]