20647614

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2729}}^1$

素因数の和:2844

約数の個数: 32

約数和(自身を含む): 44946720

約数和(自身を除く): 24299106

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 97, 194, 291, 582, 1261, 2522, 2729, 3783, 5458, 7566, 8187, 16374, 35477, 70954, 106431, 212862, 264713, 529426, 794139, 1588278, 3441269, 6882538, 10323807, 20647614]

約数ペア:

[(1, 20647614), (2, 10323807), (3, 6882538), (6, 3441269), (13, 1588278), (26, 794139), (39, 529426), (78, 264713), (97, 212862), (194, 106431), (291, 70954), (582, 35477), (1261, 16374), (2522, 8187), (2729, 7566), (3783, 5458)]