18940896

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{5059}}^1$

素因数の和:5088

約数の個数: 72

約数和(自身を含む): 58017960

約数和(自身を除く): 39077064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 5059, 10118, 15177, 20236, 30354, 40472, 45531, 60708, 65767, 80944, 91062, 121416, 131534, 161888, 182124, 197301, 242832, 263068, 364248, 394602, 485664, 526136, 591903, 728496, 789204, 1052272, 1183806, 1456992, 1578408, 2104544, 2367612, 3156816, 4735224, 6313632, 9470448, 18940896]

約数ペア:

[(1, 18940896), (2, 9470448), (3, 6313632), (4, 4735224), (6, 3156816), (8, 2367612), (9, 2104544), (12, 1578408), (13, 1456992), (16, 1183806), (18, 1052272), (24, 789204), (26, 728496), (32, 591903), (36, 526136), (39, 485664), (48, 394602), (52, 364248), (72, 263068), (78, 242832), (96, 197301), (104, 182124), (117, 161888), (144, 131534), (156, 121416), (208, 91062), (234, 80944), (288, 65767), (312, 60708), (416, 45531), (468, 40472), (624, 30354), (936, 20236), (1248, 15177), (1872, 10118), (3744, 5059)]