18725310

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{311}}^1$

素因数の和:550

約数の個数: 64

約数和(自身を含む): 50319360

約数和(自身を除く): 31594050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 223, 270, 311, 446, 622, 669, 933, 1115, 1338, 1555, 1866, 2007, 2230, 2799, 3110, 3345, 4014, 4665, 5598, 6021, 6690, 8397, 9330, 10035, 12042, 13995, 16794, 20070, 27990, 30105, 41985, 60210, 69353, 83970, 138706, 208059, 346765, 416118, 624177, 693530, 1040295, 1248354, 1872531, 2080590, 3120885, 3745062, 6241770, 9362655, 18725310]

約数ペア:

[(1, 18725310), (2, 9362655), (3, 6241770), (5, 3745062), (6, 3120885), (9, 2080590), (10, 1872531), (15, 1248354), (18, 1040295), (27, 693530), (30, 624177), (45, 416118), (54, 346765), (90, 208059), (135, 138706), (223, 83970), (270, 69353), (311, 60210), (446, 41985), (622, 30105), (669, 27990), (933, 20070), (1115, 16794), (1338, 13995), (1555, 12042), (1866, 10035), (2007, 9330), (2230, 8397), (2799, 6690), (3110, 6021), (3345, 5598), (4014, 4665)]