19981036373216

素因数分解:

$2^5\times {\mathrm{8609}}^1\times {\mathrm{72529607}}^1$

素因数の和:72538226

約数の個数: 24

約数和(自身を含む): 39342235267440

約数和(自身を除く): 19361198894224

約数列:

[1, 2, 4, 8, 16, 32, 8609, 17218, 34436, 68872, 137744, 275488, 72529607, 145059214, 290118428, 580236856, 1160473712, 2320947424, 624407386663, 1248814773326, 2497629546652, 4995259093304, 9990518186608, 19981036373216]

約数ペア:

[(1, 19981036373216), (2, 9990518186608), (4, 4995259093304), (8, 2497629546652), (16, 1248814773326), (32, 624407386663), (8609, 2320947424), (17218, 1160473712), (34436, 580236856), (68872, 290118428), (137744, 145059214), (275488, 72529607)]