20143011688

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{571}}^1\times {\mathrm{821}}^1$

素因数の和:1570

約数の個数: 64

約数和(自身を含む): 39100501440

約数和(自身を除く): 18957489752

約数列:

[1, 2, 4, 8, 41, 82, 131, 164, 262, 328, 524, 571, 821, 1048, 1142, 1642, 2284, 3284, 4568, 5371, 6568, 10742, 21484, 23411, 33661, 42968, 46822, 67322, 74801, 93644, 107551, 134644, 149602, 187288, 215102, 269288, 299204, 430204, 468791, 598408, 860408, 937582, 1875164, 3066841, 3750328, 4409591, 6133682, 8819182, 12267364, 17638364, 19220431, 24534728, 35276728, 38440862, 61411621, 76881724, 122823242, 153763448, 245646484, 491292968, 2517876461, 5035752922, 10071505844, 20143011688]

約数ペア:

[(1, 20143011688), (2, 10071505844), (4, 5035752922), (8, 2517876461), (41, 491292968), (82, 245646484), (131, 153763448), (164, 122823242), (262, 76881724), (328, 61411621), (524, 38440862), (571, 35276728), (821, 24534728), (1048, 19220431), (1142, 17638364), (1642, 12267364), (2284, 8819182), (3284, 6133682), (4568, 4409591), (5371, 3750328), (6568, 3066841), (10742, 1875164), (21484, 937582), (23411, 860408), (33661, 598408), (42968, 468791), (46822, 430204), (67322, 299204), (74801, 269288), (93644, 215102), (107551, 187288), (134644, 149602)]