20868646212

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{427181}}^1$

素因数の和:427273

約数の個数: 72

約数和(自身を含む): 55977929280

約数和(自身を除く): 35109283068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 59, 69, 92, 118, 138, 177, 207, 236, 276, 354, 414, 531, 708, 828, 1062, 1357, 2124, 2714, 4071, 5428, 8142, 12213, 16284, 24426, 48852, 427181, 854362, 1281543, 1708724, 2563086, 3844629, 5126172, 7689258, 9825163, 15378516, 19650326, 25203679, 29475489, 39300652, 50407358, 58950978, 75611037, 88426467, 100814716, 117901956, 151222074, 176852934, 226833111, 302444148, 353705868, 453666222, 579684617, 907332444, 1159369234, 1739053851, 2318738468, 3478107702, 5217161553, 6956215404, 10434323106, 20868646212]

約数ペア:

[(1, 20868646212), (2, 10434323106), (3, 6956215404), (4, 5217161553), (6, 3478107702), (9, 2318738468), (12, 1739053851), (18, 1159369234), (23, 907332444), (36, 579684617), (46, 453666222), (59, 353705868), (69, 302444148), (92, 226833111), (118, 176852934), (138, 151222074), (177, 117901956), (207, 100814716), (236, 88426467), (276, 75611037), (354, 58950978), (414, 50407358), (531, 39300652), (708, 29475489), (828, 25203679), (1062, 19650326), (1357, 15378516), (2124, 9825163), (2714, 7689258), (4071, 5126172), (5428, 3844629), (8142, 2563086), (12213, 1708724), (16284, 1281543), (24426, 854362), (48852, 427181)]