20901293954

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1\times {\mathrm{599}}^1\times {\mathrm{1621}}^1$

素因数の和:2498

約数の個数: 32

約数和(自身を含む): 32232384000

約数和(自身を除く): 11331090046

約数列:

[1, 2, 47, 94, 229, 458, 599, 1198, 1621, 3242, 10763, 21526, 28153, 56306, 76187, 137171, 152374, 274342, 371209, 742418, 970979, 1941958, 6447037, 12894074, 17446823, 34893646, 45636013, 91272026, 222354191, 444708382, 10450646977, 20901293954]

約数ペア:

[(1, 20901293954), (2, 10450646977), (47, 444708382), (94, 222354191), (229, 91272026), (458, 45636013), (599, 34893646), (1198, 17446823), (1621, 12894074), (3242, 6447037), (10763, 1941958), (21526, 970979), (28153, 742418), (56306, 371209), (76187, 274342), (137171, 152374)]