16818513868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1\times {\mathrm{9479}}^1$

素因数の和:9874

約数の個数: 48

約数和(自身を含む): 32051880000

約数和(自身を除く): 15233366132

約数列:

[1, 2, 4, 13, 26, 52, 149, 229, 298, 458, 596, 916, 1937, 2977, 3874, 5954, 7748, 9479, 11908, 18958, 34121, 37916, 68242, 123227, 136484, 246454, 443573, 492908, 887146, 1412371, 1774292, 2170691, 2824742, 4341382, 5649484, 8682764, 18360823, 28218983, 36721646, 56437966, 73443292, 112875932, 323432959, 646865918, 1293731836, 4204628467, 8409256934, 16818513868]

約数ペア:

[(1, 16818513868), (2, 8409256934), (4, 4204628467), (13, 1293731836), (26, 646865918), (52, 323432959), (149, 112875932), (229, 73443292), (298, 56437966), (458, 36721646), (596, 28218983), (916, 18360823), (1937, 8682764), (2977, 5649484), (3874, 4341382), (5954, 2824742), (7748, 2170691), (9479, 1774292), (11908, 1412371), (18958, 887146), (34121, 492908), (37916, 443573), (68242, 246454), (123227, 136484)]