20177724

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2699}}^1$

素因数の和:2802

約数の個数: 48

約数和(自身を含む): 54432000

約数和(自身を除く): 34254276

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 89, 178, 267, 356, 534, 623, 1068, 1246, 1869, 2492, 2699, 3738, 5398, 7476, 8097, 10796, 16194, 18893, 32388, 37786, 56679, 75572, 113358, 226716, 240211, 480422, 720633, 960844, 1441266, 1681477, 2882532, 3362954, 5044431, 6725908, 10088862, 20177724]

約数ペア:

[(1, 20177724), (2, 10088862), (3, 6725908), (4, 5044431), (6, 3362954), (7, 2882532), (12, 1681477), (14, 1441266), (21, 960844), (28, 720633), (42, 480422), (84, 240211), (89, 226716), (178, 113358), (267, 75572), (356, 56679), (534, 37786), (623, 32388), (1068, 18893), (1246, 16194), (1869, 10796), (2492, 8097), (2699, 7476), (3738, 5398)]