22100990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{397}}^1$

素因数の和:716

約数の個数: 32

約数和(自身を含む): 42124320

約数和(自身を除く): 20023330

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 293, 397, 586, 794, 1465, 1985, 2930, 3970, 5567, 7543, 11134, 15086, 27835, 37715, 55670, 75430, 116321, 232642, 581605, 1163210, 2210099, 4420198, 11050495, 22100990]

約数ペア:

[(1, 22100990), (2, 11050495), (5, 4420198), (10, 2210099), (19, 1163210), (38, 581605), (95, 232642), (190, 116321), (293, 75430), (397, 55670), (586, 37715), (794, 27835), (1465, 15086), (1985, 11134), (2930, 7543), (3970, 5567)]