19173540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1433}}^1$

素因数の和:1668

約数の個数: 48

約数和(自身を含む): 53964288

約数和(自身を除く): 34790748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 223, 446, 669, 892, 1115, 1338, 1433, 2230, 2676, 2866, 3345, 4299, 4460, 5732, 6690, 7165, 8598, 13380, 14330, 17196, 21495, 28660, 42990, 85980, 319559, 639118, 958677, 1278236, 1597795, 1917354, 3195590, 3834708, 4793385, 6391180, 9586770, 19173540]

約数ペア:

[(1, 19173540), (2, 9586770), (3, 6391180), (4, 4793385), (5, 3834708), (6, 3195590), (10, 1917354), (12, 1597795), (15, 1278236), (20, 958677), (30, 639118), (60, 319559), (223, 85980), (446, 42990), (669, 28660), (892, 21495), (1115, 17196), (1338, 14330), (1433, 13380), (2230, 8598), (2676, 7165), (2866, 6690), (3345, 5732), (4299, 4460)]