15619904

素因数分解:

$2^6\times {\mathrm{61}}^1\times {\mathrm{4001}}^1$

素因数の和:4074

約数の個数: 28

約数和(自身を含む): 31511748

約数和(自身を除く): 15891844

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 244, 488, 976, 1952, 3904, 4001, 8002, 16004, 32008, 64016, 128032, 244061, 256064, 488122, 976244, 1952488, 3904976, 7809952, 15619904]

約数ペア:

[(1, 15619904), (2, 7809952), (4, 3904976), (8, 1952488), (16, 976244), (32, 488122), (61, 256064), (64, 244061), (122, 128032), (244, 64016), (488, 32008), (976, 16004), (1952, 8002), (3904, 4001)]