19391490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{215461}}^1$

素因数の和:215474

約数の個数: 24

約数和(自身を含む): 50418108

約数和(自身を除く): 31026618

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 215461, 430922, 646383, 1077305, 1292766, 1939149, 2154610, 3231915, 3878298, 6463830, 9695745, 19391490]

約数ペア:

[(1, 19391490), (2, 9695745), (3, 6463830), (5, 3878298), (6, 3231915), (9, 2154610), (10, 1939149), (15, 1292766), (18, 1077305), (30, 646383), (45, 430922), (90, 215461)]