18234448

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{379}}^1$

素因数の和:515

約数の個数: 40

約数和(自身を含む): 36942080

約数和(自身を除く): 18707632

約数列:

[1, 2, 4, 8, 16, 31, 62, 97, 124, 194, 248, 379, 388, 496, 758, 776, 1516, 1552, 3007, 3032, 6014, 6064, 11749, 12028, 23498, 24056, 36763, 46996, 48112, 73526, 93992, 147052, 187984, 294104, 588208, 1139653, 2279306, 4558612, 9117224, 18234448]

約数ペア:

[(1, 18234448), (2, 9117224), (4, 4558612), (8, 2279306), (16, 1139653), (31, 588208), (62, 294104), (97, 187984), (124, 147052), (194, 93992), (248, 73526), (379, 48112), (388, 46996), (496, 36763), (758, 24056), (776, 23498), (1516, 12028), (1552, 11749), (3007, 6064), (3032, 6014)]