19179979236

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{279967}}^1$

素因数の和:280161

約数の個数: 72

約数和(自身を含む): 53196159744

約数和(自身を除く): 34016180508

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 173, 198, 346, 396, 519, 692, 1038, 1557, 1903, 2076, 3114, 3806, 5709, 6228, 7612, 11418, 17127, 22836, 34254, 68508, 279967, 559934, 839901, 1119868, 1679802, 2519703, 3079637, 3359604, 5039406, 6159274, 9238911, 10078812, 12318548, 18477822, 27716733, 36955644, 48434291, 55433466, 96868582, 110866932, 145302873, 193737164, 290605746, 435908619, 532777201, 581211492, 871817238, 1065554402, 1598331603, 1743634476, 2131108804, 3196663206, 4794994809, 6393326412, 9589989618, 19179979236]

約数ペア:

[(1, 19179979236), (2, 9589989618), (3, 6393326412), (4, 4794994809), (6, 3196663206), (9, 2131108804), (11, 1743634476), (12, 1598331603), (18, 1065554402), (22, 871817238), (33, 581211492), (36, 532777201), (44, 435908619), (66, 290605746), (99, 193737164), (132, 145302873), (173, 110866932), (198, 96868582), (346, 55433466), (396, 48434291), (519, 36955644), (692, 27716733), (1038, 18477822), (1557, 12318548), (1903, 10078812), (2076, 9238911), (3114, 6159274), (3806, 5039406), (5709, 3359604), (6228, 3079637), (7612, 2519703), (11418, 1679802), (17127, 1119868), (22836, 839901), (34254, 559934), (68508, 279967)]