400267186

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{13487}}^1$

素因数の和:13590

約数の個数: 32

約数和(自身を含む): 699217920

約数和(自身を除く): 298950734

約数列:

[1, 2, 11, 19, 22, 38, 71, 142, 209, 418, 781, 1349, 1562, 2698, 13487, 14839, 26974, 29678, 148357, 256253, 296714, 512506, 957577, 1915154, 2818783, 5637566, 10533347, 18193963, 21066694, 36387926, 200133593, 400267186]

約数ペア:

[(1, 400267186), (2, 200133593), (11, 36387926), (19, 21066694), (22, 18193963), (38, 10533347), (71, 5637566), (142, 2818783), (209, 1915154), (418, 957577), (781, 512506), (1349, 296714), (1562, 256253), (2698, 148357), (13487, 29678), (14839, 26974)]