9890296

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1559}}^1$

素因数の和:1639

約数の個数: 32

約数和(自身を含む): 20311200

約数和(自身を除く): 10420904

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1559, 1586, 3118, 3172, 6236, 6344, 12472, 20267, 40534, 81068, 95099, 162136, 190198, 380396, 760792, 1236287, 2472574, 4945148, 9890296]

約数ペア:

[(1, 9890296), (2, 4945148), (4, 2472574), (8, 1236287), (13, 760792), (26, 380396), (52, 190198), (61, 162136), (104, 95099), (122, 81068), (244, 40534), (488, 20267), (793, 12472), (1559, 6344), (1586, 6236), (3118, 3172)]