19859282

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:242

約数の個数: 32

約数和(自身を含む): 32140800

約数和(自身を除く): 12281518

約数列:

[1, 2, 31, 59, 61, 62, 89, 118, 122, 178, 1829, 1891, 2759, 3599, 3658, 3782, 5251, 5429, 5518, 7198, 10502, 10858, 111569, 162781, 168299, 223138, 320311, 325562, 336598, 640622, 9929641, 19859282]

約数ペア:

[(1, 19859282), (2, 9929641), (31, 640622), (59, 336598), (61, 325562), (62, 320311), (89, 223138), (118, 168299), (122, 162781), (178, 111569), (1829, 10858), (1891, 10502), (2759, 7198), (3599, 5518), (3658, 5429), (3782, 5251)]