20528316

素因数分解:

$2^2\times 3^4\times {\mathrm{17}}^1\times {\mathrm{3727}}^1$

素因数の和:3760

約数の個数: 60

約数和(自身を含む): 56837088

約数和(自身を除く): 36308772

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 81, 102, 108, 153, 162, 204, 306, 324, 459, 612, 918, 1377, 1836, 2754, 3727, 5508, 7454, 11181, 14908, 22362, 33543, 44724, 63359, 67086, 100629, 126718, 134172, 190077, 201258, 253436, 301887, 380154, 402516, 570231, 603774, 760308, 1140462, 1207548, 1710693, 2280924, 3421386, 5132079, 6842772, 10264158, 20528316]

約数ペア:

[(1, 20528316), (2, 10264158), (3, 6842772), (4, 5132079), (6, 3421386), (9, 2280924), (12, 1710693), (17, 1207548), (18, 1140462), (27, 760308), (34, 603774), (36, 570231), (51, 402516), (54, 380154), (68, 301887), (81, 253436), (102, 201258), (108, 190077), (153, 134172), (162, 126718), (204, 100629), (306, 67086), (324, 63359), (459, 44724), (612, 33543), (918, 22362), (1377, 14908), (1836, 11181), (2754, 7454), (3727, 5508)]