19737086

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:368

約数の個数: 32

約数和(自身を含む): 32693760

約数和(自身を除く): 12956674

約数列:

[1, 2, 19, 38, 43, 47, 86, 94, 257, 514, 817, 893, 1634, 1786, 2021, 4042, 4883, 9766, 11051, 12079, 22102, 24158, 38399, 76798, 209969, 229501, 419938, 459002, 519397, 1038794, 9868543, 19737086]

約数ペア:

[(1, 19737086), (2, 9868543), (19, 1038794), (38, 519397), (43, 459002), (47, 419938), (86, 229501), (94, 209969), (257, 76798), (514, 38399), (817, 24158), (893, 22102), (1634, 12079), (1786, 11051), (2021, 9766), (4042, 4883)]