16149880

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1571}}^1$

素因数の和:1839

約数の個数: 32

約数和(自身を含む): 36501840

約数和(自身を除く): 20351960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 1571, 2056, 2570, 3142, 5140, 6284, 7855, 10280, 12568, 15710, 31420, 62840, 403747, 807494, 1614988, 2018735, 3229976, 4037470, 8074940, 16149880]

約数ペア:

[(1, 16149880), (2, 8074940), (4, 4037470), (5, 3229976), (8, 2018735), (10, 1614988), (20, 807494), (40, 403747), (257, 62840), (514, 31420), (1028, 15710), (1285, 12568), (1571, 10280), (2056, 7855), (2570, 6284), (3142, 5140)]