19895930

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{23971}}^1$

素因数の和:24061

約数の個数: 16

約数和(自身を含む): 36245664

約数和(自身を除く): 16349734

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 23971, 47942, 119855, 239710, 1989593, 3979186, 9947965, 19895930]

約数ペア:

[(1, 19895930), (2, 9947965), (5, 3979186), (10, 1989593), (83, 239710), (166, 119855), (415, 47942), (830, 23971)]