20496036

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 56060928

約数和(自身を除く): 35564892

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 23, 33, 43, 44, 46, 66, 69, 86, 92, 129, 132, 138, 157, 172, 253, 258, 276, 314, 471, 473, 506, 516, 628, 759, 942, 946, 989, 1012, 1419, 1518, 1727, 1884, 1892, 1978, 2838, 2967, 3036, 3454, 3611, 3956, 5181, 5676, 5934, 6751, 6908, 7222, 10362, 10833, 10879, 11868, 13502, 14444, 20253, 20724, 21666, 21758, 27004, 32637, 39721, 40506, 43332, 43516, 65274, 74261, 79442, 81012, 119163, 130548, 148522, 155273, 158884, 222783, 238326, 297044, 310546, 445566, 465819, 476652, 621092, 891132, 931638, 1708003, 1863276, 3416006, 5124009, 6832012, 10248018, 20496036]

約数ペア:

[(1, 20496036), (2, 10248018), (3, 6832012), (4, 5124009), (6, 3416006), (11, 1863276), (12, 1708003), (22, 931638), (23, 891132), (33, 621092), (43, 476652), (44, 465819), (46, 445566), (66, 310546), (69, 297044), (86, 238326), (92, 222783), (129, 158884), (132, 155273), (138, 148522), (157, 130548), (172, 119163), (253, 81012), (258, 79442), (276, 74261), (314, 65274), (471, 43516), (473, 43332), (506, 40506), (516, 39721), (628, 32637), (759, 27004), (942, 21758), (946, 21666), (989, 20724), (1012, 20253), (1419, 14444), (1518, 13502), (1727, 11868), (1884, 10879), (1892, 10833), (1978, 10362), (2838, 7222), (2967, 6908), (3036, 6751), (3454, 5934), (3611, 5676), (3956, 5181)]