19634450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1231}}^1$

素因数の和:1283

約数の個数: 48

約数和(自身を含む): 41247360

約数和(自身を除く): 21612910

約数列:

[1, 2, 5, 10, 11, 22, 25, 29, 50, 55, 58, 110, 145, 275, 290, 319, 550, 638, 725, 1231, 1450, 1595, 2462, 3190, 6155, 7975, 12310, 13541, 15950, 27082, 30775, 35699, 61550, 67705, 71398, 135410, 178495, 338525, 356990, 392689, 677050, 785378, 892475, 1784950, 1963445, 3926890, 9817225, 19634450]

約数ペア:

[(1, 19634450), (2, 9817225), (5, 3926890), (10, 1963445), (11, 1784950), (22, 892475), (25, 785378), (29, 677050), (50, 392689), (55, 356990), (58, 338525), (110, 178495), (145, 135410), (275, 71398), (290, 67705), (319, 61550), (550, 35699), (638, 30775), (725, 27082), (1231, 15950), (1450, 13541), (1595, 12310), (2462, 7975), (3190, 6155)]