15638012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 31046400

約数和(自身を除く): 15408388

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 89, 109, 124, 178, 218, 356, 403, 436, 806, 1157, 1417, 1612, 2314, 2759, 2834, 3379, 4628, 5518, 5668, 6758, 9701, 11036, 13516, 19402, 35867, 38804, 43927, 71734, 87854, 126113, 143468, 175708, 252226, 300731, 504452, 601462, 1202924, 3909503, 7819006, 15638012]

約数ペア:

[(1, 15638012), (2, 7819006), (4, 3909503), (13, 1202924), (26, 601462), (31, 504452), (52, 300731), (62, 252226), (89, 175708), (109, 143468), (124, 126113), (178, 87854), (218, 71734), (356, 43927), (403, 38804), (436, 35867), (806, 19402), (1157, 13516), (1417, 11036), (1612, 9701), (2314, 6758), (2759, 5668), (2834, 5518), (3379, 4628)]