17970870128

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{503}}^1\times {\mathrm{72031}}^1$

素因数の和:72573

約数の個数: 40

約数和(自身を含む): 36013694976

約数和(自身を除く): 18042824848

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 503, 1006, 2012, 4024, 8048, 15593, 31186, 62372, 72031, 124744, 144062, 249488, 288124, 576248, 1152496, 2232961, 4465922, 8931844, 17863688, 35727376, 36231593, 72463186, 144926372, 289852744, 579705488, 1123179383, 2246358766, 4492717532, 8985435064, 17970870128]

約数ペア:

[(1, 17970870128), (2, 8985435064), (4, 4492717532), (8, 2246358766), (16, 1123179383), (31, 579705488), (62, 289852744), (124, 144926372), (248, 72463186), (496, 36231593), (503, 35727376), (1006, 17863688), (2012, 8931844), (4024, 4465922), (8048, 2232961), (15593, 1152496), (31186, 576248), (62372, 288124), (72031, 249488), (124744, 144062)]