20161563282

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{113}}^1\times {\mathrm{317}}^1\times {\mathrm{1489}}^1$

素因数の和:1937

約数の個数: 128

約数和(自身を含む): 51854860800

約数和(自身を除く): 31693297518

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 113, 126, 189, 226, 317, 339, 378, 634, 678, 791, 951, 1017, 1489, 1582, 1902, 2034, 2219, 2373, 2853, 2978, 3051, 4438, 4467, 4746, 5706, 6102, 6657, 7119, 8559, 8934, 10423, 13314, 13401, 14238, 17118, 19971, 20846, 21357, 26802, 31269, 35821, 39942, 40203, 42714, 59913, 62538, 71642, 80406, 93807, 107463, 119826, 168257, 187614, 214926, 250747, 281421, 322389, 336514, 472013, 501494, 504771, 562842, 644778, 752241, 944026, 967167, 1009542, 1177799, 1416039, 1504482, 1514313, 1934334, 2256723, 2355598, 2832078, 3028626, 3304091, 3533397, 4248117, 4513446, 4542939, 6608182, 6770169, 7066794, 8496234, 9085878, 9912273, 10600191, 12744351, 13540338, 19824546, 21200382, 25488702, 29736819, 31800573, 53337469, 59473638, 63601146, 89210457, 106674938, 160012407, 178420914, 320024814, 373362283, 480037221, 746724566, 960074442, 1120086849, 1440111663, 2240173698, 2880223326, 3360260547, 6720521094, 10080781641, 20161563282]

約数ペア:

[(1, 20161563282), (2, 10080781641), (3, 6720521094), (6, 3360260547), (7, 2880223326), (9, 2240173698), (14, 1440111663), (18, 1120086849), (21, 960074442), (27, 746724566), (42, 480037221), (54, 373362283), (63, 320024814), (113, 178420914), (126, 160012407), (189, 106674938), (226, 89210457), (317, 63601146), (339, 59473638), (378, 53337469), (634, 31800573), (678, 29736819), (791, 25488702), (951, 21200382), (1017, 19824546), (1489, 13540338), (1582, 12744351), (1902, 10600191), (2034, 9912273), (2219, 9085878), (2373, 8496234), (2853, 7066794), (2978, 6770169), (3051, 6608182), (4438, 4542939), (4467, 4513446), (4746, 4248117), (5706, 3533397), (6102, 3304091), (6657, 3028626), (7119, 2832078), (8559, 2355598), (8934, 2256723), (10423, 1934334), (13314, 1514313), (13401, 1504482), (14238, 1416039), (17118, 1177799), (19971, 1009542), (20846, 967167), (21357, 944026), (26802, 752241), (31269, 644778), (35821, 562842), (39942, 504771), (40203, 501494), (42714, 472013), (59913, 336514), (62538, 322389), (71642, 281421), (80406, 250747), (93807, 214926), (107463, 187614), (119826, 168257)]