19630890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{72707}}^1$

素因数の和:72723

約数の個数: 32

約数和(自身を含む): 52349760

約数和(自身を除く): 32718870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 72707, 145414, 218121, 363535, 436242, 654363, 727070, 1090605, 1308726, 1963089, 2181210, 3271815, 3926178, 6543630, 9815445, 19630890]

約数ペア:

[(1, 19630890), (2, 9815445), (3, 6543630), (5, 3926178), (6, 3271815), (9, 2181210), (10, 1963089), (15, 1308726), (18, 1090605), (27, 727070), (30, 654363), (45, 436242), (54, 363535), (90, 218121), (135, 145414), (270, 72707)]