18883648

素因数分解:

$2^6\times 7^1\times {\mathrm{61}}^1\times {\mathrm{691}}^1$

素因数の和:771

約数の個数: 56

約数和(自身を含む): 43590464

約数和(自身を除く): 24706816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 224, 244, 427, 448, 488, 691, 854, 976, 1382, 1708, 1952, 2764, 3416, 3904, 4837, 5528, 6832, 9674, 11056, 13664, 19348, 22112, 27328, 38696, 42151, 44224, 77392, 84302, 154784, 168604, 295057, 309568, 337208, 590114, 674416, 1180228, 1348832, 2360456, 2697664, 4720912, 9441824, 18883648]

約数ペア:

[(1, 18883648), (2, 9441824), (4, 4720912), (7, 2697664), (8, 2360456), (14, 1348832), (16, 1180228), (28, 674416), (32, 590114), (56, 337208), (61, 309568), (64, 295057), (112, 168604), (122, 154784), (224, 84302), (244, 77392), (427, 44224), (448, 42151), (488, 38696), (691, 27328), (854, 22112), (976, 19348), (1382, 13664), (1708, 11056), (1952, 9674), (2764, 6832), (3416, 5528), (3904, 4837)]