19663832

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{757}}^1$

素因数の和:971

約数の個数: 32

約数和(自身を含む): 39294720

約数和(自身を除く): 19630888

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 191, 382, 757, 764, 1514, 1528, 3028, 3247, 6056, 6494, 12869, 12988, 25738, 25976, 51476, 102952, 144587, 289174, 578348, 1156696, 2457979, 4915958, 9831916, 19663832]

約数ペア:

[(1, 19663832), (2, 9831916), (4, 4915958), (8, 2457979), (17, 1156696), (34, 578348), (68, 289174), (136, 144587), (191, 102952), (382, 51476), (757, 25976), (764, 25738), (1514, 12988), (1528, 12869), (3028, 6494), (3247, 6056)]