1898717808

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{19381}}^1$

素因数の和:19562

約数の個数: 80

約数和(自身を含む): 5316250016

約数和(自身を除く): 3417532208

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 157, 208, 312, 314, 471, 624, 628, 942, 1256, 1884, 2041, 2512, 3768, 4082, 6123, 7536, 8164, 12246, 16328, 19381, 24492, 32656, 38762, 48984, 58143, 77524, 97968, 116286, 155048, 232572, 251953, 310096, 465144, 503906, 755859, 930288, 1007812, 1511718, 2015624, 3023436, 3042817, 4031248, 6046872, 6085634, 9128451, 12093744, 12171268, 18256902, 24342536, 36513804, 39556621, 48685072, 73027608, 79113242, 118669863, 146055216, 158226484, 237339726, 316452968, 474679452, 632905936, 949358904, 1898717808]

約数ペア:

[(1, 1898717808), (2, 949358904), (3, 632905936), (4, 474679452), (6, 316452968), (8, 237339726), (12, 158226484), (13, 146055216), (16, 118669863), (24, 79113242), (26, 73027608), (39, 48685072), (48, 39556621), (52, 36513804), (78, 24342536), (104, 18256902), (156, 12171268), (157, 12093744), (208, 9128451), (312, 6085634), (314, 6046872), (471, 4031248), (624, 3042817), (628, 3023436), (942, 2015624), (1256, 1511718), (1884, 1007812), (2041, 930288), (2512, 755859), (3768, 503906), (4082, 465144), (6123, 310096), (7536, 251953), (8164, 232572), (12246, 155048), (16328, 116286), (19381, 97968), (24492, 77524), (32656, 58143), (38762, 48984)]