1640229632

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{376891}}^1$

素因数の和:376924

約数の個数: 36

約数和(自身を含む): 3466652616

約数和(自身を除く): 1826422984

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 544, 1088, 2176, 4352, 376891, 753782, 1507564, 3015128, 6030256, 6407147, 12060512, 12814294, 24121024, 25628588, 48242048, 51257176, 96484096, 102514352, 205028704, 410057408, 820114816, 1640229632]

約数ペア:

[(1, 1640229632), (2, 820114816), (4, 410057408), (8, 205028704), (16, 102514352), (17, 96484096), (32, 51257176), (34, 48242048), (64, 25628588), (68, 24121024), (128, 12814294), (136, 12060512), (256, 6407147), (272, 6030256), (544, 3015128), (1088, 1507564), (2176, 753782), (4352, 376891)]