18839025

素因数分解:

$3^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{829}}^1$

素因数の和:946

約数の個数: 36

約数和(自身を含む): 34117980

約数和(自身を除く): 15278955

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 101, 225, 303, 505, 829, 909, 1515, 2487, 2525, 4145, 4545, 7461, 7575, 12435, 20725, 22725, 37305, 62175, 83729, 186525, 251187, 418645, 753561, 1255935, 2093225, 3767805, 6279675, 18839025]

約数ペア:

[(1, 18839025), (3, 6279675), (5, 3767805), (9, 2093225), (15, 1255935), (25, 753561), (45, 418645), (75, 251187), (101, 186525), (225, 83729), (303, 62175), (505, 37305), (829, 22725), (909, 20725), (1515, 12435), (2487, 7575), (2525, 7461), (4145, 4545)]