20190593983

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{823}}^1$

素因数の和:1112

約数の個数: 48

約数和(自身を含む): 25045855744

約数和(自身を除く): 4855261761

約数列:

[1, 7, 17, 67, 119, 181, 289, 469, 823, 1139, 1267, 2023, 3077, 5761, 7973, 12127, 13991, 19363, 21539, 52309, 55141, 84889, 97937, 135541, 148963, 206159, 237847, 366163, 385987, 937397, 1042741, 1443113, 1664929, 2532371, 3504703, 6561779, 9980521, 15935749, 17726597, 24532921, 43050307, 69863647, 111550243, 169668857, 301352149, 1187681999, 2884370569, 20190593983]

約数ペア:

[(1, 20190593983), (7, 2884370569), (17, 1187681999), (67, 301352149), (119, 169668857), (181, 111550243), (289, 69863647), (469, 43050307), (823, 24532921), (1139, 17726597), (1267, 15935749), (2023, 9980521), (3077, 6561779), (5761, 3504703), (7973, 2532371), (12127, 1664929), (13991, 1443113), (19363, 1042741), (21539, 937397), (52309, 385987), (55141, 366163), (84889, 237847), (97937, 206159), (135541, 148963)]