20742516

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{33893}}^1$

素因数の和:33920

約数の個数: 36

約数和(自身を含む): 55518372

約数和(自身を除く): 34775856

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 33893, 67786, 101679, 135572, 203358, 305037, 406716, 576181, 610074, 1152362, 1220148, 1728543, 2304724, 3457086, 5185629, 6914172, 10371258, 20742516]

約数ペア:

[(1, 20742516), (2, 10371258), (3, 6914172), (4, 5185629), (6, 3457086), (9, 2304724), (12, 1728543), (17, 1220148), (18, 1152362), (34, 610074), (36, 576181), (51, 406716), (68, 305037), (102, 203358), (153, 135572), (204, 101679), (306, 67786), (612, 33893)]