20199965048

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{781007}}^1$

素因数の和:781127

約数の個数: 32

約数和(自身を含む): 39222221760

約数和(自身を除く): 19022256712

約数列:

[1, 2, 4, 8, 53, 61, 106, 122, 212, 244, 424, 488, 3233, 6466, 12932, 25864, 781007, 1562014, 3124028, 6248056, 41393371, 47641427, 82786742, 95282854, 165573484, 190565708, 331146968, 381131416, 2524995631, 5049991262, 10099982524, 20199965048]

約数ペア:

[(1, 20199965048), (2, 10099982524), (4, 5049991262), (8, 2524995631), (53, 381131416), (61, 331146968), (106, 190565708), (122, 165573484), (212, 95282854), (244, 82786742), (424, 47641427), (488, 41393371), (3233, 6248056), (6466, 3124028), (12932, 1562014), (25864, 781007)]