19164700

素因数分解:

$2^2\times 5^2\times {\mathrm{83}}^1\times {\mathrm{2309}}^1$

素因数の和:2406

約数の個数: 36

約数和(自身を含む): 42106680

約数和(自身を除く): 22941980

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 83, 100, 166, 332, 415, 830, 1660, 2075, 2309, 4150, 4618, 8300, 9236, 11545, 23090, 46180, 57725, 115450, 191647, 230900, 383294, 766588, 958235, 1916470, 3832940, 4791175, 9582350, 19164700]

約数ペア:

[(1, 19164700), (2, 9582350), (4, 4791175), (5, 3832940), (10, 1916470), (20, 958235), (25, 766588), (50, 383294), (83, 230900), (100, 191647), (166, 115450), (332, 57725), (415, 46180), (830, 23090), (1660, 11545), (2075, 9236), (2309, 8300), (4150, 4618)]