20394832

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{773}}^1$

素因数の和:895

約数の個数: 40

約数和(自身を含む): 42325416

約数和(自身を除く): 21930584

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 97, 136, 194, 272, 388, 773, 776, 1546, 1552, 1649, 3092, 3298, 6184, 6596, 12368, 13141, 13192, 26282, 26384, 52564, 74981, 105128, 149962, 210256, 299924, 599848, 1199696, 1274677, 2549354, 5098708, 10197416, 20394832]

約数ペア:

[(1, 20394832), (2, 10197416), (4, 5098708), (8, 2549354), (16, 1274677), (17, 1199696), (34, 599848), (68, 299924), (97, 210256), (136, 149962), (194, 105128), (272, 74981), (388, 52564), (773, 26384), (776, 26282), (1546, 13192), (1552, 13141), (1649, 12368), (3092, 6596), (3298, 6184)]