203489408

素因数分解:

$2^7\times {\mathrm{71}}^1\times {\mathrm{22391}}^1$

素因数の和:22476

約数の個数: 32

約数和(自身を含む): 411117120

約数和(自身を除く): 207627712

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 284, 568, 1136, 2272, 4544, 9088, 22391, 44782, 89564, 179128, 358256, 716512, 1433024, 1589761, 2866048, 3179522, 6359044, 12718088, 25436176, 50872352, 101744704, 203489408]

約数ペア:

[(1, 203489408), (2, 101744704), (4, 50872352), (8, 25436176), (16, 12718088), (32, 6359044), (64, 3179522), (71, 2866048), (128, 1589761), (142, 1433024), (284, 716512), (568, 358256), (1136, 179128), (2272, 89564), (4544, 44782), (9088, 22391)]