1894509968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{61129}}^1$

素因数の和:61299

約数の個数: 40

約数和(自身を含む): 3979563000

約数和(自身を除く): 2085053032

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 149, 208, 298, 596, 1192, 1937, 2384, 3874, 7748, 15496, 30992, 61129, 122258, 244516, 489032, 794677, 978064, 1589354, 3178708, 6357416, 9108221, 12714832, 18216442, 36432884, 72865768, 118406873, 145731536, 236813746, 473627492, 947254984, 1894509968]

約数ペア:

[(1, 1894509968), (2, 947254984), (4, 473627492), (8, 236813746), (13, 145731536), (16, 118406873), (26, 72865768), (52, 36432884), (104, 18216442), (149, 12714832), (208, 9108221), (298, 6357416), (596, 3178708), (1192, 1589354), (1937, 978064), (2384, 794677), (3874, 489032), (7748, 244516), (15496, 122258), (30992, 61129)]