18053420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{617}}^1$

素因数の和:663

約数の個数: 96

約数和(自身を含む): 49835520

約数和(自身を除く): 31782100

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 55, 70, 76, 77, 95, 110, 133, 140, 154, 190, 209, 220, 266, 308, 380, 385, 418, 532, 617, 665, 770, 836, 1045, 1234, 1330, 1463, 1540, 2090, 2468, 2660, 2926, 3085, 4180, 4319, 5852, 6170, 6787, 7315, 8638, 11723, 12340, 13574, 14630, 17276, 21595, 23446, 27148, 29260, 33935, 43190, 46892, 47509, 58615, 67870, 82061, 86380, 95018, 117230, 128953, 135740, 164122, 190036, 234460, 237545, 257906, 328244, 410305, 475090, 515812, 644765, 820610, 902671, 950180, 1289530, 1641220, 1805342, 2579060, 3610684, 4513355, 9026710, 18053420]

約数ペア:

[(1, 18053420), (2, 9026710), (4, 4513355), (5, 3610684), (7, 2579060), (10, 1805342), (11, 1641220), (14, 1289530), (19, 950180), (20, 902671), (22, 820610), (28, 644765), (35, 515812), (38, 475090), (44, 410305), (55, 328244), (70, 257906), (76, 237545), (77, 234460), (95, 190036), (110, 164122), (133, 135740), (140, 128953), (154, 117230), (190, 95018), (209, 86380), (220, 82061), (266, 67870), (308, 58615), (380, 47509), (385, 46892), (418, 43190), (532, 33935), (617, 29260), (665, 27148), (770, 23446), (836, 21595), (1045, 17276), (1234, 14630), (1330, 13574), (1463, 12340), (1540, 11723), (2090, 8638), (2468, 7315), (2660, 6787), (2926, 6170), (3085, 5852), (4180, 4319)]