20529522

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1487}}^1$

素因数の和:1567

約数の個数: 48

約数和(自身を含む): 48746880

約数和(自身を除く): 28217358

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 59, 78, 117, 118, 177, 234, 354, 531, 767, 1062, 1487, 1534, 2301, 2974, 4461, 4602, 6903, 8922, 13383, 13806, 19331, 26766, 38662, 57993, 87733, 115986, 173979, 175466, 263199, 347958, 526398, 789597, 1140529, 1579194, 2281058, 3421587, 6843174, 10264761, 20529522]

約数ペア:

[(1, 20529522), (2, 10264761), (3, 6843174), (6, 3421587), (9, 2281058), (13, 1579194), (18, 1140529), (26, 789597), (39, 526398), (59, 347958), (78, 263199), (117, 175466), (118, 173979), (177, 115986), (234, 87733), (354, 57993), (531, 38662), (767, 26766), (1062, 19331), (1487, 13806), (1534, 13383), (2301, 8922), (2974, 6903), (4461, 4602)]