19178019838

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1\times {\mathrm{24889}}^1$

素因数の和:25212

約数の個数: 32

約数和(自身を含む): 30870370080

約数和(自身を除く): 11692350242

約数列:

[1, 2, 17, 34, 131, 173, 262, 346, 2227, 2941, 4454, 5882, 22663, 24889, 45326, 49778, 385271, 423113, 770542, 846226, 3260459, 4305797, 6520918, 8611594, 55427803, 73198549, 110855606, 146397098, 564059407, 1128118814, 9589009919, 19178019838]

約数ペア:

[(1, 19178019838), (2, 9589009919), (17, 1128118814), (34, 564059407), (131, 146397098), (173, 110855606), (262, 73198549), (346, 55427803), (2227, 8611594), (2941, 6520918), (4454, 4305797), (5882, 3260459), (22663, 846226), (24889, 770542), (45326, 423113), (49778, 385271)]