18643170

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6829}}^1$

素因数の和:6859

約数の個数: 64

約数和(自身を含む): 55077120

約数和(自身を除く): 36433950

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 6829, 13658, 20487, 34145, 40974, 47803, 68290, 88777, 95606, 102435, 143409, 177554, 204870, 239015, 266331, 286818, 443885, 478030, 532662, 621439, 717045, 887770, 1242878, 1331655, 1434090, 1864317, 2663310, 3107195, 3728634, 6214390, 9321585, 18643170]

約数ペア:

[(1, 18643170), (2, 9321585), (3, 6214390), (5, 3728634), (6, 3107195), (7, 2663310), (10, 1864317), (13, 1434090), (14, 1331655), (15, 1242878), (21, 887770), (26, 717045), (30, 621439), (35, 532662), (39, 478030), (42, 443885), (65, 286818), (70, 266331), (78, 239015), (91, 204870), (105, 177554), (130, 143409), (182, 102435), (195, 95606), (210, 88777), (273, 68290), (390, 47803), (455, 40974), (546, 34145), (910, 20487), (1365, 13658), (2730, 6829)]