20434842

素因数分解:

$2^1\times 3^5\times {\mathrm{19}}^1\times {\mathrm{2213}}^1$

素因数の和:2249

約数の個数: 48

約数和(自身を含む): 48353760

約数和(自身を除く): 27918918

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 243, 342, 486, 513, 1026, 1539, 2213, 3078, 4426, 4617, 6639, 9234, 13278, 19917, 39834, 42047, 59751, 84094, 119502, 126141, 179253, 252282, 358506, 378423, 537759, 756846, 1075518, 1135269, 2270538, 3405807, 6811614, 10217421, 20434842]

約数ペア:

[(1, 20434842), (2, 10217421), (3, 6811614), (6, 3405807), (9, 2270538), (18, 1135269), (19, 1075518), (27, 756846), (38, 537759), (54, 378423), (57, 358506), (81, 252282), (114, 179253), (162, 126141), (171, 119502), (243, 84094), (342, 59751), (486, 42047), (513, 39834), (1026, 19917), (1539, 13278), (2213, 9234), (3078, 6639), (4426, 4617)]