18662873.000000000

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{2053}}^1$

素因数の和:2123

約数の個数: 72

約数和(自身を含む): 399938448

約数和(自身を除く): 245889540

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 169, 222, 338, 444, 481, 507, 676, 962, 1014, 1443, 1924, 2028, 2053, 2886, 4106, 5772, 6159, 6253, 8212, 12318, 12506, 18759, 24636, 25012, 26689, 37518, 53378, 75036, 75961, 80067, 106756, 151922, 160134, 227883, 303844, 320268, 346957, 455766, 693914, 911532, 987493, 1040871, 1387828, 1974986, 2081742, 2962479, 3949972, 4163484, 5924958, 11849916, 12837409, 25674818, 38512227, 51349636, 77024454, 154048908]

約数ペア:

[(1, 154048908), (2, 77024454), (3, 51349636), (4, 38512227), (6, 25674818), (12, 12837409), (13, 11849916), (26, 5924958), (37, 4163484), (39, 3949972), (52, 2962479), (74, 2081742), (78, 1974986), (111, 1387828), (148, 1040871), (156, 987493), (169, 911532), (222, 693914), (338, 455766), (444, 346957), (481, 320268), (507, 303844), (676, 227883), (962, 160134), (1014, 151922), (1443, 106756), (1924, 80067), (2028, 75961), (2053, 75036), (2886, 53378), (4106, 37518), (5772, 26689), (6159, 25012), (6253, 24636), (8212, 18759), (12318, 12506)]