642118414

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1013}}^1\times {\mathrm{2383}}^1$

素因数の和:3424

約数の個数: 32

約数和(自身を含む): 1160340480

約数和(自身を除く): 518222066

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 1013, 2026, 2383, 4766, 7091, 14182, 16681, 19247, 33362, 38494, 45277, 90554, 134729, 269458, 316939, 633878, 2413979, 4827958, 16897853, 33795706, 45865601, 91731202, 321059207, 642118414]

約数ペア:

[(1, 642118414), (2, 321059207), (7, 91731202), (14, 45865601), (19, 33795706), (38, 16897853), (133, 4827958), (266, 2413979), (1013, 633878), (2026, 316939), (2383, 269458), (4766, 134729), (7091, 90554), (14182, 45277), (16681, 38494), (19247, 33362)]