19659984

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{21557}}^1$

素因数の和:21587

約数の個数: 40

約数和(自身を含む): 53463840

約数和(自身を除く): 33803856

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 21557, 43114, 64671, 86228, 129342, 172456, 258684, 344912, 409583, 517368, 819166, 1034736, 1228749, 1638332, 2457498, 3276664, 4914996, 6553328, 9829992, 19659984]

約数ペア:

[(1, 19659984), (2, 9829992), (3, 6553328), (4, 4914996), (6, 3276664), (8, 2457498), (12, 1638332), (16, 1228749), (19, 1034736), (24, 819166), (38, 517368), (48, 409583), (57, 344912), (76, 258684), (114, 172456), (152, 129342), (228, 86228), (304, 64671), (456, 43114), (912, 21557)]