19701690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{12391}}^1$

素因数の和:12454

約数の個数: 32

約数和(自身を含む): 48180096

約数和(自身を除く): 28478406

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 12391, 24782, 37173, 61955, 74346, 123910, 185865, 371730, 656723, 1313446, 1970169, 3283615, 3940338, 6567230, 9850845, 19701690]

約数ペア:

[(1, 19701690), (2, 9850845), (3, 6567230), (5, 3940338), (6, 3283615), (10, 1970169), (15, 1313446), (30, 656723), (53, 371730), (106, 185865), (159, 123910), (265, 74346), (318, 61955), (530, 37173), (795, 24782), (1590, 12391)]