20485476

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{179}}^1$

素因数の和:234

約数の個数: 108

約数和(自身を含む): 60343920

約数和(自身を除く): 39858444

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 33, 34, 36, 44, 51, 66, 68, 99, 102, 132, 153, 179, 187, 198, 204, 289, 306, 358, 374, 396, 537, 561, 578, 612, 716, 748, 867, 1074, 1122, 1156, 1611, 1683, 1734, 1969, 2148, 2244, 2601, 3043, 3179, 3222, 3366, 3468, 3938, 5202, 5907, 6086, 6358, 6444, 6732, 7876, 9129, 9537, 10404, 11814, 12172, 12716, 17721, 18258, 19074, 23628, 27387, 28611, 33473, 35442, 36516, 38148, 51731, 54774, 57222, 66946, 70884, 100419, 103462, 109548, 114444, 133892, 155193, 200838, 206924, 301257, 310386, 401676, 465579, 569041, 602514, 620772, 931158, 1138082, 1205028, 1707123, 1862316, 2276164, 3414246, 5121369, 6828492, 10242738, 20485476]

約数ペア:

[(1, 20485476), (2, 10242738), (3, 6828492), (4, 5121369), (6, 3414246), (9, 2276164), (11, 1862316), (12, 1707123), (17, 1205028), (18, 1138082), (22, 931158), (33, 620772), (34, 602514), (36, 569041), (44, 465579), (51, 401676), (66, 310386), (68, 301257), (99, 206924), (102, 200838), (132, 155193), (153, 133892), (179, 114444), (187, 109548), (198, 103462), (204, 100419), (289, 70884), (306, 66946), (358, 57222), (374, 54774), (396, 51731), (537, 38148), (561, 36516), (578, 35442), (612, 33473), (716, 28611), (748, 27387), (867, 23628), (1074, 19074), (1122, 18258), (1156, 17721), (1611, 12716), (1683, 12172), (1734, 11814), (1969, 10404), (2148, 9537), (2244, 9129), (2601, 7876), (3043, 6732), (3179, 6444), (3222, 6358), (3366, 6086), (3468, 5907), (3938, 5202)]