20568708

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^2\times {\mathrm{659}}^1$

素因数の和:706

約数の個数: 72

約数和(自身を含む): 56733600

約数和(自身を除く): 36164892

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 102, 108, 153, 204, 289, 306, 459, 578, 612, 659, 867, 918, 1156, 1318, 1734, 1836, 1977, 2601, 2636, 3468, 3954, 5202, 5931, 7803, 7908, 10404, 11203, 11862, 15606, 17793, 22406, 23724, 31212, 33609, 35586, 44812, 67218, 71172, 100827, 134436, 190451, 201654, 302481, 380902, 403308, 571353, 604962, 761804, 1142706, 1209924, 1714059, 2285412, 3428118, 5142177, 6856236, 10284354, 20568708]

約数ペア:

[(1, 20568708), (2, 10284354), (3, 6856236), (4, 5142177), (6, 3428118), (9, 2285412), (12, 1714059), (17, 1209924), (18, 1142706), (27, 761804), (34, 604962), (36, 571353), (51, 403308), (54, 380902), (68, 302481), (102, 201654), (108, 190451), (153, 134436), (204, 100827), (289, 71172), (306, 67218), (459, 44812), (578, 35586), (612, 33609), (659, 31212), (867, 23724), (918, 22406), (1156, 17793), (1318, 15606), (1734, 11862), (1836, 11203), (1977, 10404), (2601, 7908), (2636, 7803), (3468, 5931), (3954, 5202)]