19281494

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{727}}^1$

素因数の和:967

約数の個数: 16

約数和(自身を含む): 29484000

約数和(自身を除く): 10202506

約数列:

[1, 2, 89, 149, 178, 298, 727, 1454, 13261, 26522, 64703, 108323, 129406, 216646, 9640747, 19281494]

約数ペア:

[(1, 19281494), (2, 9640747), (89, 216646), (149, 129406), (178, 108323), (298, 64703), (727, 26522), (1454, 13261)]