19819168

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{19979}}^1$

素因数の和:20020

約数の個数: 24

約数和(自身を含む): 40279680

約数和(自身を除く): 20460512

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 19979, 39958, 79916, 159832, 319664, 619349, 639328, 1238698, 2477396, 4954792, 9909584, 19819168]

約数ペア:

[(1, 19819168), (2, 9909584), (4, 4954792), (8, 2477396), (16, 1238698), (31, 639328), (32, 619349), (62, 319664), (124, 159832), (248, 79916), (496, 39958), (992, 19979)]