72981812

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{30977}}^1$

素因数の和:31031

約数の個数: 24

約数和(自身を含む): 138781440

約数和(自身を除く): 65799628

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 589, 1178, 2356, 30977, 61954, 123908, 588563, 960287, 1177126, 1920574, 2354252, 3841148, 18245453, 36490906, 72981812]

約数ペア:

[(1, 72981812), (2, 36490906), (4, 18245453), (19, 3841148), (31, 2354252), (38, 1920574), (62, 1177126), (76, 960287), (124, 588563), (589, 123908), (1178, 61954), (2356, 30977)]