19290570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49463}}^1$

素因数の和:49486

約数の個数: 32

約数和(自身を含む): 49859712

約数和(自身を除く): 30569142

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 49463, 98926, 148389, 247315, 296778, 494630, 643019, 741945, 1286038, 1483890, 1929057, 3215095, 3858114, 6430190, 9645285, 19290570]

約数ペア:

[(1, 19290570), (2, 9645285), (3, 6430190), (5, 3858114), (6, 3215095), (10, 1929057), (13, 1483890), (15, 1286038), (26, 741945), (30, 643019), (39, 494630), (65, 296778), (78, 247315), (130, 148389), (195, 98926), (390, 49463)]