18156900110

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{329347}}^1$

素因数の和:329540

約数の個数: 32

約数和(自身を含む): 33791104800

約数和(自身を除く): 15634204690

約数列:

[1, 2, 5, 10, 37, 74, 149, 185, 298, 370, 745, 1490, 5513, 11026, 27565, 55130, 329347, 658694, 1646735, 3293470, 12185839, 24371678, 49072703, 60929195, 98145406, 121858390, 245363515, 490727030, 1815690011, 3631380022, 9078450055, 18156900110]

約数ペア:

[(1, 18156900110), (2, 9078450055), (5, 3631380022), (10, 1815690011), (37, 490727030), (74, 245363515), (149, 121858390), (185, 98145406), (298, 60929195), (370, 49072703), (745, 24371678), (1490, 12185839), (5513, 3293470), (11026, 1646735), (27565, 658694), (55130, 329347)]