38461948

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{607}}^1$

素因数の和:722

約数の個数: 48

約数和(自身を含む): 80625664

約数和(自身を除く): 42163716

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 73, 124, 146, 217, 292, 434, 511, 607, 868, 1022, 1214, 2044, 2263, 2428, 4249, 4526, 8498, 9052, 15841, 16996, 18817, 31682, 37634, 44311, 63364, 75268, 88622, 131719, 177244, 263438, 310177, 526876, 620354, 1240708, 1373641, 2747282, 5494564, 9615487, 19230974, 38461948]

約数ペア:

[(1, 38461948), (2, 19230974), (4, 9615487), (7, 5494564), (14, 2747282), (28, 1373641), (31, 1240708), (62, 620354), (73, 526876), (124, 310177), (146, 263438), (217, 177244), (292, 131719), (434, 88622), (511, 75268), (607, 63364), (868, 44311), (1022, 37634), (1214, 31682), (2044, 18817), (2263, 16996), (2428, 15841), (4249, 9052), (4526, 8498)]