20384676

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{14519}}^1$

素因数の和:14545

約数の個数: 48

約数和(自身を含む): 56918400

約数和(自身を除く): 36533724

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 14519, 29038, 43557, 58076, 87114, 130671, 174228, 188747, 261342, 377494, 392013, 522684, 566241, 754988, 784026, 1132482, 1568052, 1698723, 2264964, 3397446, 5096169, 6794892, 10192338, 20384676]

約数ペア:

[(1, 20384676), (2, 10192338), (3, 6794892), (4, 5096169), (6, 3397446), (9, 2264964), (12, 1698723), (13, 1568052), (18, 1132482), (26, 784026), (27, 754988), (36, 566241), (39, 522684), (52, 392013), (54, 377494), (78, 261342), (108, 188747), (117, 174228), (156, 130671), (234, 87114), (351, 58076), (468, 43557), (702, 29038), (1404, 14519)]