2019128643

素因数分解:

$3^2\times 7^2\times {\mathrm{239}}^1\times {\mathrm{19157}}^1$

素因数の和:19416

約数の個数: 36

約数和(自身を含む): 3407058720

約数和(自身を除く): 1387930077

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 239, 441, 717, 1673, 2151, 5019, 11711, 15057, 19157, 35133, 57471, 105399, 134099, 172413, 402297, 938693, 1206891, 2816079, 4578523, 8448237, 13735569, 32049661, 41206707, 96148983, 224347627, 288446949, 673042881, 2019128643]

約数ペア:

[(1, 2019128643), (3, 673042881), (7, 288446949), (9, 224347627), (21, 96148983), (49, 41206707), (63, 32049661), (147, 13735569), (239, 8448237), (441, 4578523), (717, 2816079), (1673, 1206891), (2151, 938693), (5019, 402297), (11711, 172413), (15057, 134099), (19157, 105399), (35133, 57471)]