18373451390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{577}}^1\times {\mathrm{2357}}^1$

素因数の和:3141

約数の個数: 64

約数和(自身を含む): 38074644864

約数和(自身を除く): 19701193474

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 193, 386, 577, 965, 1154, 1351, 1930, 2357, 2702, 2885, 4039, 4714, 5770, 6755, 8078, 11785, 13510, 16499, 20195, 23570, 32998, 40390, 82495, 111361, 164990, 222722, 454901, 556805, 779527, 909802, 1113610, 1359989, 1559054, 2274505, 2719978, 3184307, 3897635, 4549010, 6368614, 6799945, 7795270, 9519923, 13599890, 15921535, 19039846, 31843070, 47599615, 95199230, 262477877, 524955754, 1312389385, 1837345139, 2624778770, 3674690278, 9186725695, 18373451390]

約数ペア:

[(1, 18373451390), (2, 9186725695), (5, 3674690278), (7, 2624778770), (10, 1837345139), (14, 1312389385), (35, 524955754), (70, 262477877), (193, 95199230), (386, 47599615), (577, 31843070), (965, 19039846), (1154, 15921535), (1351, 13599890), (1930, 9519923), (2357, 7795270), (2702, 6799945), (2885, 6368614), (4039, 4549010), (4714, 3897635), (5770, 3184307), (6755, 2719978), (8078, 2274505), (11785, 1559054), (13510, 1359989), (16499, 1113610), (20195, 909802), (23570, 779527), (32998, 556805), (40390, 454901), (82495, 222722), (111361, 164990)]