201518522

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1\times {\mathrm{353}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 324717120

約数和(自身を除く): 123198598

約数列:

[1, 2, 19, 38, 83, 166, 181, 353, 362, 706, 1577, 3154, 3439, 6707, 6878, 13414, 15023, 29299, 30046, 58598, 63893, 127786, 285437, 556681, 570874, 1113362, 1213967, 2427934, 5303119, 10606238, 100759261, 201518522]

約数ペア:

[(1, 201518522), (2, 100759261), (19, 10606238), (38, 5303119), (83, 2427934), (166, 1213967), (181, 1113362), (353, 570874), (362, 556681), (706, 285437), (1577, 127786), (3154, 63893), (3439, 58598), (6707, 30046), (6878, 29299), (13414, 15023)]