2218996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:463

約数の個数: 24

約数和(自身を含む): 4225760

約数和(自身を除く): 2006764

約数列:

[1, 2, 4, 13, 26, 52, 139, 278, 307, 556, 614, 1228, 1807, 3614, 3991, 7228, 7982, 15964, 42673, 85346, 170692, 554749, 1109498, 2218996]

約数ペア:

[(1, 2218996), (2, 1109498), (4, 554749), (13, 170692), (26, 85346), (52, 42673), (139, 15964), (278, 7982), (307, 7228), (556, 3991), (614, 3614), (1228, 1807)]