17722990

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:384

約数の個数: 32

約数和(自身を含む): 32731776

約数和(自身を除く): 15008786

約数列:

[1, 2, 5, 10, 83, 131, 163, 166, 262, 326, 415, 655, 815, 830, 1310, 1630, 10873, 13529, 21353, 21746, 27058, 42706, 54365, 67645, 106765, 108730, 135290, 213530, 1772299, 3544598, 8861495, 17722990]

約数ペア:

[(1, 17722990), (2, 8861495), (5, 3544598), (10, 1772299), (83, 213530), (131, 135290), (163, 108730), (166, 106765), (262, 67645), (326, 54365), (415, 42706), (655, 27058), (815, 21746), (830, 21353), (1310, 13529), (1630, 10873)]