20697228

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^1\times {\mathrm{11273}}^1$

素因数の和:11303

約数の個数: 48

約数和(自身を含む): 56820960

約数和(自身を除く): 36123732

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 102, 108, 153, 204, 306, 459, 612, 918, 1836, 11273, 22546, 33819, 45092, 67638, 101457, 135276, 191641, 202914, 304371, 383282, 405828, 574923, 608742, 766564, 1149846, 1217484, 1724769, 2299692, 3449538, 5174307, 6899076, 10348614, 20697228]

約数ペア:

[(1, 20697228), (2, 10348614), (3, 6899076), (4, 5174307), (6, 3449538), (9, 2299692), (12, 1724769), (17, 1217484), (18, 1149846), (27, 766564), (34, 608742), (36, 574923), (51, 405828), (54, 383282), (68, 304371), (102, 202914), (108, 191641), (153, 135276), (204, 101457), (306, 67638), (459, 45092), (612, 33819), (918, 22546), (1836, 11273)]