1821436

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:469

約数の個数: 24

約数和(自身を含む): 3387776

約数和(自身を除く): 1566340

約数列:

[1, 2, 4, 31, 37, 62, 74, 124, 148, 397, 794, 1147, 1588, 2294, 4588, 12307, 14689, 24614, 29378, 49228, 58756, 455359, 910718, 1821436]

約数ペア:

[(1, 1821436), (2, 910718), (4, 455359), (31, 58756), (37, 49228), (62, 29378), (74, 24614), (124, 14689), (148, 12307), (397, 4588), (794, 2294), (1147, 1588)]