19883316

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1181}}^1$

素因数の和:1272

約数の個数: 48

約数和(自身を含む): 49246848

約数和(自身を除く): 29363532

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 61, 69, 92, 122, 138, 183, 244, 276, 366, 732, 1181, 1403, 2362, 2806, 3543, 4209, 4724, 5612, 7086, 8418, 14172, 16836, 27163, 54326, 72041, 81489, 108652, 144082, 162978, 216123, 288164, 325956, 432246, 864492, 1656943, 3313886, 4970829, 6627772, 9941658, 19883316]

約数ペア:

[(1, 19883316), (2, 9941658), (3, 6627772), (4, 4970829), (6, 3313886), (12, 1656943), (23, 864492), (46, 432246), (61, 325956), (69, 288164), (92, 216123), (122, 162978), (138, 144082), (183, 108652), (244, 81489), (276, 72041), (366, 54326), (732, 27163), (1181, 16836), (1403, 14172), (2362, 8418), (2806, 7086), (3543, 5612), (4209, 4724)]