18466630

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{223}}^1$

素因数の和:270

約数の個数: 72

約数和(自身を含む): 42057792

約数和(自身を除く): 23591162

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 169, 182, 223, 245, 338, 446, 455, 490, 637, 845, 910, 1115, 1183, 1274, 1561, 1690, 2230, 2366, 2899, 3122, 3185, 5798, 5915, 6370, 7805, 8281, 10927, 11830, 14495, 15610, 16562, 20293, 21854, 28990, 37687, 40586, 41405, 54635, 75374, 82810, 101465, 109270, 142051, 188435, 202930, 263809, 284102, 376870, 527618, 710255, 1319045, 1420510, 1846663, 2638090, 3693326, 9233315, 18466630]

約数ペア:

[(1, 18466630), (2, 9233315), (5, 3693326), (7, 2638090), (10, 1846663), (13, 1420510), (14, 1319045), (26, 710255), (35, 527618), (49, 376870), (65, 284102), (70, 263809), (91, 202930), (98, 188435), (130, 142051), (169, 109270), (182, 101465), (223, 82810), (245, 75374), (338, 54635), (446, 41405), (455, 40586), (490, 37687), (637, 28990), (845, 21854), (910, 20293), (1115, 16562), (1183, 15610), (1274, 14495), (1561, 11830), (1690, 10927), (2230, 8281), (2366, 7805), (2899, 6370), (3122, 5915), (3185, 5798)]