18992636

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{1609}}^1$

素因数の和:1853

約数の個数: 24

約数和(自身を含む): 35973840

約数和(自身を除く): 16981204

約数列:

[1, 2, 4, 13, 26, 52, 227, 454, 908, 1609, 2951, 3218, 5902, 6436, 11804, 20917, 41834, 83668, 365243, 730486, 1460972, 4748159, 9496318, 18992636]

約数ペア:

[(1, 18992636), (2, 9496318), (4, 4748159), (13, 1460972), (26, 730486), (52, 365243), (227, 83668), (454, 41834), (908, 20917), (1609, 11804), (2951, 6436), (3218, 5902)]