19630130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4871}}^1$

素因数の和:4922

約数の個数: 32

約数和(自身を含む): 39287808

約数和(自身を除く): 19657678

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 4871, 9742, 24355, 48710, 63323, 126646, 151001, 302002, 316615, 633230, 755005, 1510010, 1963013, 3926026, 9815065, 19630130]

約数ペア:

[(1, 19630130), (2, 9815065), (5, 3926026), (10, 1963013), (13, 1510010), (26, 755005), (31, 633230), (62, 316615), (65, 302002), (130, 151001), (155, 126646), (310, 63323), (403, 48710), (806, 24355), (2015, 9742), (4030, 4871)]