20504647568

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{9973}}^1$

素因数の和:10192

約数の個数: 80

約数和(自身を含む): 42861709056

約数和(自身を除く): 22357061488

約数列:

[1, 2, 4, 8, 16, 23, 37, 46, 74, 92, 148, 151, 184, 296, 302, 368, 592, 604, 851, 1208, 1702, 2416, 3404, 3473, 5587, 6808, 6946, 9973, 11174, 13616, 13892, 19946, 22348, 27784, 39892, 44696, 55568, 79784, 89392, 128501, 159568, 229379, 257002, 369001, 458758, 514004, 738002, 917516, 1028008, 1476004, 1505923, 1835032, 2056016, 2952008, 3011846, 3670064, 5904016, 6023692, 8487023, 12047384, 16974046, 24094768, 33948092, 34636229, 55719151, 67896184, 69272458, 111438302, 135792368, 138544916, 222876604, 277089832, 445753208, 554179664, 891506416, 1281540473, 2563080946, 5126161892, 10252323784, 20504647568]

約数ペア:

[(1, 20504647568), (2, 10252323784), (4, 5126161892), (8, 2563080946), (16, 1281540473), (23, 891506416), (37, 554179664), (46, 445753208), (74, 277089832), (92, 222876604), (148, 138544916), (151, 135792368), (184, 111438302), (296, 69272458), (302, 67896184), (368, 55719151), (592, 34636229), (604, 33948092), (851, 24094768), (1208, 16974046), (1702, 12047384), (2416, 8487023), (3404, 6023692), (3473, 5904016), (5587, 3670064), (6808, 3011846), (6946, 2952008), (9973, 2056016), (11174, 1835032), (13616, 1505923), (13892, 1476004), (19946, 1028008), (22348, 917516), (27784, 738002), (39892, 514004), (44696, 458758), (55568, 369001), (79784, 257002), (89392, 229379), (128501, 159568)]