19525590

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{10331}}^1$

素因数の和:10354

約数の個数: 64

約数和(自身を含む): 59512320

約数和(自身を除く): 39986730

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 10331, 20662, 30993, 51655, 61986, 72317, 92979, 103310, 144634, 154965, 185958, 216951, 278937, 309930, 361585, 433902, 464895, 557874, 650853, 723170, 929790, 1084755, 1301706, 1394685, 1952559, 2169510, 2789370, 3254265, 3905118, 6508530, 9762795, 19525590]

約数ペア:

[(1, 19525590), (2, 9762795), (3, 6508530), (5, 3905118), (6, 3254265), (7, 2789370), (9, 2169510), (10, 1952559), (14, 1394685), (15, 1301706), (18, 1084755), (21, 929790), (27, 723170), (30, 650853), (35, 557874), (42, 464895), (45, 433902), (54, 361585), (63, 309930), (70, 278937), (90, 216951), (105, 185958), (126, 154965), (135, 144634), (189, 103310), (210, 92979), (270, 72317), (315, 61986), (378, 51655), (630, 30993), (945, 20662), (1890, 10331)]