19005495568

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{231053}}^1$

素因数の和:231211

約数の個数: 40

約数和(自身を含む): 37904870808

約数和(自身を除く): 18899375240

約数列:

[1, 2, 4, 8, 16, 53, 97, 106, 194, 212, 388, 424, 776, 848, 1552, 5141, 10282, 20564, 41128, 82256, 231053, 462106, 924212, 1848424, 3696848, 12245809, 22412141, 24491618, 44824282, 48983236, 89648564, 97966472, 179297128, 195932944, 358594256, 1187843473, 2375686946, 4751373892, 9502747784, 19005495568]

約数ペア:

[(1, 19005495568), (2, 9502747784), (4, 4751373892), (8, 2375686946), (16, 1187843473), (53, 358594256), (97, 195932944), (106, 179297128), (194, 97966472), (212, 89648564), (388, 48983236), (424, 44824282), (776, 24491618), (848, 22412141), (1552, 12245809), (5141, 3696848), (10282, 1848424), (20564, 924212), (41128, 462106), (82256, 231053)]