388534972

素因数分解:

$2^2\times 7^1\times {\mathrm{727}}^1\times {\mathrm{19087}}^1$

素因数の和:19825

約数の個数: 24

約数和(自身を含む): 778179584

約数和(自身を除く): 389644612

約数列:

[1, 2, 4, 7, 14, 28, 727, 1454, 2908, 5089, 10178, 19087, 20356, 38174, 76348, 133609, 267218, 534436, 13876249, 27752498, 55504996, 97133743, 194267486, 388534972]

約数ペア:

[(1, 388534972), (2, 194267486), (4, 97133743), (7, 55504996), (14, 27752498), (28, 13876249), (727, 534436), (1454, 267218), (2908, 133609), (5089, 76348), (10178, 38174), (19087, 20356)]