19927930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{6247}}^1$

素因数の和:6294

約数の個数: 32

約数和(自身を含む): 40487040

約数和(自身を除く): 20559110

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 6247, 12494, 31235, 62470, 68717, 137434, 181163, 343585, 362326, 687170, 905815, 1811630, 1992793, 3985586, 9963965, 19927930]

約数ペア:

[(1, 19927930), (2, 9963965), (5, 3985586), (10, 1992793), (11, 1811630), (22, 905815), (29, 687170), (55, 362326), (58, 343585), (110, 181163), (145, 137434), (290, 68717), (319, 62470), (638, 31235), (1595, 12494), (3190, 6247)]