22501985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 31605120

約数和(自身を除く): 9103135

約数列:

[1, 5, 11, 19, 55, 61, 95, 209, 305, 353, 671, 1045, 1159, 1765, 3355, 3883, 5795, 6707, 12749, 19415, 21533, 33535, 63745, 73777, 107665, 236863, 368885, 409127, 1184315, 2045635, 4500397, 22501985]

約数ペア:

[(1, 22501985), (5, 4500397), (11, 2045635), (19, 1184315), (55, 409127), (61, 368885), (95, 236863), (209, 107665), (305, 73777), (353, 63745), (671, 33535), (1045, 21533), (1159, 19415), (1765, 12749), (3355, 6707), (3883, 5795)]