19509152

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2039}}^1$

素因数の和:2085

約数の個数: 48

約数和(自身を含む): 43182720

約数和(自身を除く): 23673568

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 92, 104, 184, 208, 299, 368, 416, 598, 736, 1196, 2039, 2392, 4078, 4784, 8156, 9568, 16312, 26507, 32624, 46897, 53014, 65248, 93794, 106028, 187588, 212056, 375176, 424112, 609661, 750352, 848224, 1219322, 1500704, 2438644, 4877288, 9754576, 19509152]

約数ペア:

[(1, 19509152), (2, 9754576), (4, 4877288), (8, 2438644), (13, 1500704), (16, 1219322), (23, 848224), (26, 750352), (32, 609661), (46, 424112), (52, 375176), (92, 212056), (104, 187588), (184, 106028), (208, 93794), (299, 65248), (368, 53014), (416, 46897), (598, 32624), (736, 26507), (1196, 16312), (2039, 9568), (2392, 8156), (4078, 4784)]