19908249988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{751}}^1\times {\mathrm{602477}}^1$

素因数の和:603243

約数の個数: 24

約数和(自身を含む): 38057330304

約数和(自身を除く): 18149080316

約数列:

[1, 2, 4, 11, 22, 44, 751, 1502, 3004, 8261, 16522, 33044, 602477, 1204954, 2409908, 6627247, 13254494, 26508988, 452460227, 904920454, 1809840908, 4977062497, 9954124994, 19908249988]

約数ペア:

[(1, 19908249988), (2, 9954124994), (4, 4977062497), (11, 1809840908), (22, 904920454), (44, 452460227), (751, 26508988), (1502, 13254494), (3004, 6627247), (8261, 2409908), (16522, 1204954), (33044, 602477)]