38791664

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{397}}^1$

素因数の和:633

約数の個数: 40

約数和(自身を含む): 78173568

約数和(自身を除く): 39381904

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 197, 248, 394, 397, 496, 788, 794, 1576, 1588, 3152, 3176, 6107, 6352, 12214, 12307, 24428, 24614, 48856, 49228, 78209, 97712, 98456, 156418, 196912, 312836, 625672, 1251344, 2424479, 4848958, 9697916, 19395832, 38791664]

約数ペア:

[(1, 38791664), (2, 19395832), (4, 9697916), (8, 4848958), (16, 2424479), (31, 1251344), (62, 625672), (124, 312836), (197, 196912), (248, 156418), (394, 98456), (397, 97712), (496, 78209), (788, 49228), (794, 48856), (1576, 24614), (1588, 24428), (3152, 12307), (3176, 12214), (6107, 6352)]