18880348515496

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{119671597}}^1$

素因数の和:119671694

約数の個数: 64

約数和(自身を含む): 40109132785680

約数和(自身を除く): 21228784270184

約数列:

[1, 2, 4, 8, 13, 26, 37, 41, 52, 74, 82, 104, 148, 164, 296, 328, 481, 533, 962, 1066, 1517, 1924, 2132, 3034, 3848, 4264, 6068, 12136, 19721, 39442, 78884, 157768, 119671597, 239343194, 478686388, 957372776, 1555730761, 3111461522, 4427849089, 4906535477, 6222923044, 8855698178, 9813070954, 12445846088, 17711396356, 19626141908, 35422792712, 39252283816, 57562038157, 63784961201, 115124076314, 127569922402, 181541812649, 230248152628, 255139844804, 363083625298, 460496305256, 510279689608, 726167250596, 1452334501192, 2360043564437, 4720087128874, 9440174257748, 18880348515496]

約数ペア:

[(1, 18880348515496), (2, 9440174257748), (4, 4720087128874), (8, 2360043564437), (13, 1452334501192), (26, 726167250596), (37, 510279689608), (41, 460496305256), (52, 363083625298), (74, 255139844804), (82, 230248152628), (104, 181541812649), (148, 127569922402), (164, 115124076314), (296, 63784961201), (328, 57562038157), (481, 39252283816), (533, 35422792712), (962, 19626141908), (1066, 17711396356), (1517, 12445846088), (1924, 9813070954), (2132, 8855698178), (3034, 6222923044), (3848, 4906535477), (4264, 4427849089), (6068, 3111461522), (12136, 1555730761), (19721, 957372776), (39442, 478686388), (78884, 239343194), (157768, 119671597)]