18418622401

素因数分解:

${\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{1993}}^1$

素因数の和:2269

約数の個数: 32

約数和(自身を含む): 20214374400

約数和(自身を除く): 1795751999

約数列:

[1, 19, 47, 79, 131, 893, 1501, 1993, 2489, 3713, 6157, 10349, 37867, 70547, 93671, 116983, 157447, 196631, 261083, 486403, 1779749, 2991493, 4960577, 7400009, 9241657, 12270901, 20625557, 140600171, 233147119, 391885583, 969401179, 18418622401]

約数ペア:

[(1, 18418622401), (19, 969401179), (47, 391885583), (79, 233147119), (131, 140600171), (893, 20625557), (1501, 12270901), (1993, 9241657), (2489, 7400009), (3713, 4960577), (6157, 2991493), (10349, 1779749), (37867, 486403), (70547, 261083), (93671, 196631), (116983, 157447)]