17951830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8123}}^1$

素因数の和:8160

約数の個数: 32

約数和(自身を含む): 36850464

約数和(自身を除く): 18898634

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 8123, 16246, 40615, 81230, 105599, 138091, 211198, 276182, 527995, 690455, 1055990, 1380910, 1795183, 3590366, 8975915, 17951830]

約数ペア:

[(1, 17951830), (2, 8975915), (5, 3590366), (10, 1795183), (13, 1380910), (17, 1055990), (26, 690455), (34, 527995), (65, 276182), (85, 211198), (130, 138091), (170, 105599), (221, 81230), (442, 40615), (1105, 16246), (2210, 8123)]