19125249

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 30307200

約数和(自身を除く): 11181951

約数列:

[1, 3, 11, 13, 33, 39, 109, 143, 327, 409, 429, 1199, 1227, 1417, 3597, 4251, 4499, 5317, 13497, 15587, 15951, 44581, 46761, 58487, 133743, 175461, 490391, 579553, 1471173, 1738659, 6375083, 19125249]

約数ペア:

[(1, 19125249), (3, 6375083), (11, 1738659), (13, 1471173), (33, 579553), (39, 490391), (109, 175461), (143, 133743), (327, 58487), (409, 46761), (429, 44581), (1199, 15951), (1227, 15587), (1417, 13497), (3597, 5317), (4251, 4499)]