20124821862

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^2\times {\mathrm{101}}^1\times {\mathrm{11519}}^1$

素因数の和:11690

約数の個数: 72

約数和(自身を含む): 45505774080

約数和(自身を除く): 25380952218

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 101, 186, 202, 279, 303, 558, 606, 909, 961, 1818, 1922, 2883, 3131, 5766, 6262, 8649, 9393, 11519, 17298, 18786, 23038, 28179, 34557, 56358, 69114, 97061, 103671, 194122, 207342, 291183, 357089, 582366, 714178, 873549, 1071267, 1163419, 1747098, 2142534, 2326838, 3213801, 3490257, 6427602, 6980514, 10470771, 11069759, 20941542, 22139518, 33209277, 36065989, 66418554, 72131978, 99627831, 108197967, 199255662, 216395934, 324593901, 649187802, 1118045659, 2236091318, 3354136977, 6708273954, 10062410931, 20124821862]

約数ペア:

[(1, 20124821862), (2, 10062410931), (3, 6708273954), (6, 3354136977), (9, 2236091318), (18, 1118045659), (31, 649187802), (62, 324593901), (93, 216395934), (101, 199255662), (186, 108197967), (202, 99627831), (279, 72131978), (303, 66418554), (558, 36065989), (606, 33209277), (909, 22139518), (961, 20941542), (1818, 11069759), (1922, 10470771), (2883, 6980514), (3131, 6427602), (5766, 3490257), (6262, 3213801), (8649, 2326838), (9393, 2142534), (11519, 1747098), (17298, 1163419), (18786, 1071267), (23038, 873549), (28179, 714178), (34557, 582366), (56358, 357089), (69114, 291183), (97061, 207342), (103671, 194122)]