19713045

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3229}}^1$

素因数の和:3285

約数の個数: 32

約数和(自身を含む): 35349120

約数和(自身を除く): 15636075

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 111, 165, 185, 407, 555, 1221, 2035, 3229, 6105, 9687, 16145, 35519, 48435, 106557, 119473, 177595, 358419, 532785, 597365, 1314203, 1792095, 3942609, 6571015, 19713045]

約数ペア:

[(1, 19713045), (3, 6571015), (5, 3942609), (11, 1792095), (15, 1314203), (33, 597365), (37, 532785), (55, 358419), (111, 177595), (165, 119473), (185, 106557), (407, 48435), (555, 35519), (1221, 16145), (2035, 9687), (3229, 6105)]