19215848

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{617}}^1$

素因数の和:869

約数の個数: 32

約数和(自身を含む): 38377800

約数和(自身を除く): 19161952

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 229, 458, 617, 916, 1234, 1832, 2468, 3893, 4936, 7786, 10489, 15572, 20978, 31144, 41956, 83912, 141293, 282586, 565172, 1130344, 2401981, 4803962, 9607924, 19215848]

約数ペア:

[(1, 19215848), (2, 9607924), (4, 4803962), (8, 2401981), (17, 1130344), (34, 565172), (68, 282586), (136, 141293), (229, 83912), (458, 41956), (617, 31144), (916, 20978), (1234, 15572), (1832, 10489), (2468, 7786), (3893, 4936)]