19441340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{31357}}^1$

素因数の和:31397

約数の個数: 24

約数和(自身を含む): 42145152

約数和(自身を除く): 22703812

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 31357, 62714, 125428, 156785, 313570, 627140, 972067, 1944134, 3888268, 4860335, 9720670, 19441340]

約数ペア:

[(1, 19441340), (2, 9720670), (4, 4860335), (5, 3888268), (10, 1944134), (20, 972067), (31, 627140), (62, 313570), (124, 156785), (155, 125428), (310, 62714), (620, 31357)]