19419100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{11423}}^1$

素因数の和:11454

約数の個数: 36

約数和(自身を含む): 44622144

約数和(自身を除く): 25203044

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1700, 11423, 22846, 45692, 57115, 114230, 194191, 228460, 285575, 388382, 571150, 776764, 970955, 1142300, 1941910, 3883820, 4854775, 9709550, 19419100]

約数ペア:

[(1, 19419100), (2, 9709550), (4, 4854775), (5, 3883820), (10, 1941910), (17, 1142300), (20, 970955), (25, 776764), (34, 571150), (50, 388382), (68, 285575), (85, 228460), (100, 194191), (170, 114230), (340, 57115), (425, 45692), (850, 22846), (1700, 11423)]