19223547

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{269}}^1$

素因数の和:403

約数の個数: 32

約数和(自身を含む): 30481920

約数和(自身を除く): 11258373

約数列:

[1, 3, 7, 21, 41, 83, 123, 249, 269, 287, 581, 807, 861, 1743, 1883, 3403, 5649, 10209, 11029, 22327, 23821, 33087, 66981, 71463, 77203, 156289, 231609, 468867, 915407, 2746221, 6407849, 19223547]

約数ペア:

[(1, 19223547), (3, 6407849), (7, 2746221), (21, 915407), (41, 468867), (83, 231609), (123, 156289), (249, 77203), (269, 71463), (287, 66981), (581, 33087), (807, 23821), (861, 22327), (1743, 11029), (1883, 10209), (3403, 5649)]