20212192

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1$

素因数の和:672

約数の個数: 96

約数和(自身を含む): 53512704

約数和(自身を除く): 33300512

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 56, 77, 88, 91, 104, 112, 143, 154, 176, 182, 208, 224, 286, 308, 352, 364, 416, 572, 616, 631, 728, 1001, 1144, 1232, 1262, 1456, 2002, 2288, 2464, 2524, 2912, 4004, 4417, 4576, 5048, 6941, 8008, 8203, 8834, 10096, 13882, 16016, 16406, 17668, 20192, 27764, 32032, 32812, 35336, 48587, 55528, 57421, 65624, 70672, 90233, 97174, 111056, 114842, 131248, 141344, 180466, 194348, 222112, 229684, 262496, 360932, 388696, 459368, 631631, 721864, 777392, 918736, 1263262, 1443728, 1554784, 1837472, 2526524, 2887456, 5053048, 10106096, 20212192]

約数ペア:

[(1, 20212192), (2, 10106096), (4, 5053048), (7, 2887456), (8, 2526524), (11, 1837472), (13, 1554784), (14, 1443728), (16, 1263262), (22, 918736), (26, 777392), (28, 721864), (32, 631631), (44, 459368), (52, 388696), (56, 360932), (77, 262496), (88, 229684), (91, 222112), (104, 194348), (112, 180466), (143, 141344), (154, 131248), (176, 114842), (182, 111056), (208, 97174), (224, 90233), (286, 70672), (308, 65624), (352, 57421), (364, 55528), (416, 48587), (572, 35336), (616, 32812), (631, 32032), (728, 27764), (1001, 20192), (1144, 17668), (1232, 16406), (1262, 16016), (1456, 13882), (2002, 10096), (2288, 8834), (2464, 8203), (2524, 8008), (2912, 6941), (4004, 5048), (4417, 4576)]