31616608

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{349}}^1$

素因数の和:527

約数の個数: 48

約数和(自身を含む): 66150000

約数和(自身を除く): 34533392

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 149, 152, 298, 304, 349, 596, 608, 698, 1192, 1396, 2384, 2792, 2831, 4768, 5584, 5662, 6631, 11168, 11324, 13262, 22648, 26524, 45296, 52001, 53048, 90592, 104002, 106096, 208004, 212192, 416008, 832016, 988019, 1664032, 1976038, 3952076, 7904152, 15808304, 31616608]

約数ペア:

[(1, 31616608), (2, 15808304), (4, 7904152), (8, 3952076), (16, 1976038), (19, 1664032), (32, 988019), (38, 832016), (76, 416008), (149, 212192), (152, 208004), (298, 106096), (304, 104002), (349, 90592), (596, 53048), (608, 52001), (698, 45296), (1192, 26524), (1396, 22648), (2384, 13262), (2792, 11324), (2831, 11168), (4768, 6631), (5584, 5662)]