402019936

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{661217}}^1$

素因数の和:661246

約数の個数: 24

約数和(自身を含む): 833134680

約数和(自身を除く): 431114744

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 661217, 1322434, 2644868, 5289736, 10579472, 12563123, 21158944, 25126246, 50252492, 100504984, 201009968, 402019936]

約数ペア:

[(1, 402019936), (2, 201009968), (4, 100504984), (8, 50252492), (16, 25126246), (19, 21158944), (32, 12563123), (38, 10579472), (76, 5289736), (152, 2644868), (304, 1322434), (608, 661217)]