15816474

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{449}}^1$

素因数の和:579

約数の個数: 48

約数和(自身を含む): 36504000

約数和(自身を除く): 20687526

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 103, 114, 171, 206, 309, 342, 449, 618, 898, 927, 1347, 1854, 1957, 2694, 3914, 4041, 5871, 8082, 8531, 11742, 17062, 17613, 25593, 35226, 46247, 51186, 76779, 92494, 138741, 153558, 277482, 416223, 832446, 878693, 1757386, 2636079, 5272158, 7908237, 15816474]

約数ペア:

[(1, 15816474), (2, 7908237), (3, 5272158), (6, 2636079), (9, 1757386), (18, 878693), (19, 832446), (38, 416223), (57, 277482), (103, 153558), (114, 138741), (171, 92494), (206, 76779), (309, 51186), (342, 46247), (449, 35226), (618, 25593), (898, 17613), (927, 17062), (1347, 11742), (1854, 8531), (1957, 8082), (2694, 5871), (3914, 4041)]