22221890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1951}}^1$

素因数の和:2042

約数の個数: 32

約数和(自身を含む): 43006464

約数和(自身を除く): 20784574

約数列:

[1, 2, 5, 10, 17, 34, 67, 85, 134, 170, 335, 670, 1139, 1951, 2278, 3902, 5695, 9755, 11390, 19510, 33167, 66334, 130717, 165835, 261434, 331670, 653585, 1307170, 2222189, 4444378, 11110945, 22221890]

約数ペア:

[(1, 22221890), (2, 11110945), (5, 4444378), (10, 2222189), (17, 1307170), (34, 653585), (67, 331670), (85, 261434), (134, 165835), (170, 130717), (335, 66334), (670, 33167), (1139, 19510), (1951, 11390), (2278, 9755), (3902, 5695)]