20193032

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{359}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 38880000

約数和(自身を除く): 18686968

約数列:

[1, 2, 4, 8, 79, 89, 158, 178, 316, 356, 359, 632, 712, 718, 1436, 2872, 7031, 14062, 28124, 28361, 31951, 56248, 56722, 63902, 113444, 127804, 226888, 255608, 2524129, 5048258, 10096516, 20193032]

約数ペア:

[(1, 20193032), (2, 10096516), (4, 5048258), (8, 2524129), (79, 255608), (89, 226888), (158, 127804), (178, 113444), (316, 63902), (356, 56722), (359, 56248), (632, 31951), (712, 28361), (718, 28124), (1436, 14062), (2872, 7031)]