20281884

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2029}}^1$

素因数の和:2067

約数の個数: 72

約数和(自身を含む): 58317840

約数和(自身を除く): 38035956

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 49, 51, 68, 84, 98, 102, 119, 147, 196, 204, 238, 294, 357, 476, 588, 714, 833, 1428, 1666, 2029, 2499, 3332, 4058, 4998, 6087, 8116, 9996, 12174, 14203, 24348, 28406, 34493, 42609, 56812, 68986, 85218, 99421, 103479, 137972, 170436, 198842, 206958, 241451, 298263, 397684, 413916, 482902, 596526, 724353, 965804, 1193052, 1448706, 1690157, 2897412, 3380314, 5070471, 6760628, 10140942, 20281884]

約数ペア:

[(1, 20281884), (2, 10140942), (3, 6760628), (4, 5070471), (6, 3380314), (7, 2897412), (12, 1690157), (14, 1448706), (17, 1193052), (21, 965804), (28, 724353), (34, 596526), (42, 482902), (49, 413916), (51, 397684), (68, 298263), (84, 241451), (98, 206958), (102, 198842), (119, 170436), (147, 137972), (196, 103479), (204, 99421), (238, 85218), (294, 68986), (357, 56812), (476, 42609), (588, 34493), (714, 28406), (833, 24348), (1428, 14203), (1666, 12174), (2029, 9996), (2499, 8116), (3332, 6087), (4058, 4998)]