18904830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{90023}}^1$

素因数の和:90040

約数の個数: 32

約数和(自身を含む): 51853824

約数和(自身を除く): 32948994

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 90023, 180046, 270069, 450115, 540138, 630161, 900230, 1260322, 1350345, 1890483, 2700690, 3150805, 3780966, 6301610, 9452415, 18904830]

約数ペア:

[(1, 18904830), (2, 9452415), (3, 6301610), (5, 3780966), (6, 3150805), (7, 2700690), (10, 1890483), (14, 1350345), (15, 1260322), (21, 900230), (30, 630161), (35, 540138), (42, 450115), (70, 270069), (105, 180046), (210, 90023)]