20305984

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{16699}}^1$

素因数の和:16730

約数の個数: 28

約数和(自身を含む): 42418000

約数和(自身を除く): 22112016

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 16699, 33398, 66796, 133592, 267184, 317281, 534368, 634562, 1068736, 1269124, 2538248, 5076496, 10152992, 20305984]

約数ペア:

[(1, 20305984), (2, 10152992), (4, 5076496), (8, 2538248), (16, 1269124), (19, 1068736), (32, 634562), (38, 534368), (64, 317281), (76, 267184), (152, 133592), (304, 66796), (608, 33398), (1216, 16699)]