19928496

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:291

約数の個数: 120

約数和(自身を含む): 61774320

約数和(自身を除く): 41845824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 37, 42, 48, 49, 56, 74, 84, 98, 111, 112, 147, 148, 168, 196, 222, 229, 259, 294, 296, 336, 392, 444, 458, 518, 588, 592, 687, 777, 784, 888, 916, 1036, 1176, 1374, 1554, 1603, 1776, 1813, 1832, 2072, 2352, 2748, 3108, 3206, 3626, 3664, 4144, 4809, 5439, 5496, 6216, 6412, 7252, 8473, 9618, 10878, 10992, 11221, 12432, 12824, 14504, 16946, 19236, 21756, 22442, 25419, 25648, 29008, 33663, 33892, 38472, 43512, 44884, 50838, 59311, 67326, 67784, 76944, 87024, 89768, 101676, 118622, 134652, 135568, 177933, 179536, 203352, 237244, 269304, 355866, 406704, 415177, 474488, 538608, 711732, 830354, 948976, 1245531, 1423464, 1660708, 2491062, 2846928, 3321416, 4982124, 6642832, 9964248, 19928496]

約数ペア:

[(1, 19928496), (2, 9964248), (3, 6642832), (4, 4982124), (6, 3321416), (7, 2846928), (8, 2491062), (12, 1660708), (14, 1423464), (16, 1245531), (21, 948976), (24, 830354), (28, 711732), (37, 538608), (42, 474488), (48, 415177), (49, 406704), (56, 355866), (74, 269304), (84, 237244), (98, 203352), (111, 179536), (112, 177933), (147, 135568), (148, 134652), (168, 118622), (196, 101676), (222, 89768), (229, 87024), (259, 76944), (294, 67784), (296, 67326), (336, 59311), (392, 50838), (444, 44884), (458, 43512), (518, 38472), (588, 33892), (592, 33663), (687, 29008), (777, 25648), (784, 25419), (888, 22442), (916, 21756), (1036, 19236), (1176, 16946), (1374, 14504), (1554, 12824), (1603, 12432), (1776, 11221), (1813, 10992), (1832, 10878), (2072, 9618), (2352, 8473), (2748, 7252), (3108, 6412), (3206, 6216), (3626, 5496), (3664, 5439), (4144, 4809)]