19726902

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:92

約数の個数: 160

約数和(自身を含む): 54885600

約数和(自身を除く): 35158698

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 19, 26, 27, 29, 34, 38, 39, 51, 54, 57, 58, 78, 81, 87, 102, 114, 117, 153, 162, 171, 174, 221, 234, 247, 261, 306, 323, 342, 351, 377, 442, 459, 493, 494, 513, 522, 551, 646, 663, 702, 741, 754, 783, 918, 969, 986, 1026, 1053, 1102, 1131, 1326, 1377, 1479, 1482, 1539, 1566, 1653, 1938, 1989, 2106, 2223, 2262, 2349, 2754, 2907, 2958, 3078, 3306, 3393, 3978, 4199, 4437, 4446, 4698, 4959, 5814, 5967, 6409, 6669, 6786, 7163, 8398, 8721, 8874, 9367, 9918, 10179, 11934, 12597, 12818, 13311, 13338, 14326, 14877, 17442, 17901, 18734, 19227, 20007, 20358, 21489, 25194, 26163, 26622, 28101, 29754, 30537, 35802, 37791, 38454, 39933, 40014, 42978, 44631, 52326, 56202, 57681, 61074, 64467, 75582, 79866, 84303, 89262, 113373, 115362, 121771, 128934, 168606, 173043, 193401, 226746, 243542, 252909, 340119, 346086, 365313, 386802, 505818, 519129, 580203, 680238, 730626, 758727, 1038258, 1095939, 1160406, 1517454, 2191878, 3287817, 6575634, 9863451, 19726902]

約数ペア:

[(1, 19726902), (2, 9863451), (3, 6575634), (6, 3287817), (9, 2191878), (13, 1517454), (17, 1160406), (18, 1095939), (19, 1038258), (26, 758727), (27, 730626), (29, 680238), (34, 580203), (38, 519129), (39, 505818), (51, 386802), (54, 365313), (57, 346086), (58, 340119), (78, 252909), (81, 243542), (87, 226746), (102, 193401), (114, 173043), (117, 168606), (153, 128934), (162, 121771), (171, 115362), (174, 113373), (221, 89262), (234, 84303), (247, 79866), (261, 75582), (306, 64467), (323, 61074), (342, 57681), (351, 56202), (377, 52326), (442, 44631), (459, 42978), (493, 40014), (494, 39933), (513, 38454), (522, 37791), (551, 35802), (646, 30537), (663, 29754), (702, 28101), (741, 26622), (754, 26163), (783, 25194), (918, 21489), (969, 20358), (986, 20007), (1026, 19227), (1053, 18734), (1102, 17901), (1131, 17442), (1326, 14877), (1377, 14326), (1479, 13338), (1482, 13311), (1539, 12818), (1566, 12597), (1653, 11934), (1938, 10179), (1989, 9918), (2106, 9367), (2223, 8874), (2262, 8721), (2349, 8398), (2754, 7163), (2907, 6786), (2958, 6669), (3078, 6409), (3306, 5967), (3393, 5814), (3978, 4959), (4199, 4698), (4437, 4446)]