19352109

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{2801}}^1$

素因数の和:2865

約数の個数: 24

約数和(自身を含む): 30665088

約数和(自身を除く): 11312979

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 2303, 2801, 6909, 8403, 19607, 58821, 131647, 137249, 394941, 411747, 921529, 2764587, 6450703, 19352109]

約数ペア:

[(1, 19352109), (3, 6450703), (7, 2764587), (21, 921529), (47, 411747), (49, 394941), (141, 137249), (147, 131647), (329, 58821), (987, 19607), (2303, 8403), (2801, 6909)]