1813804524

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{378823}}^1$

素因数の和:378859

約数の個数: 72

約数和(自身を含む): 5515677440

約数和(自身を除く): 3701872916

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4788, 378823, 757646, 1136469, 1515292, 2272938, 2651761, 3409407, 4545876, 5303522, 6818814, 7197637, 7955283, 10607044, 13637628, 14395274, 15910566, 21592911, 23865849, 28790548, 31821132, 43185822, 47731698, 50383459, 64778733, 86371644, 95463396, 100766918, 129557466, 151150377, 201533836, 259114932, 302300754, 453451131, 604601508, 906902262, 1813804524]

約数ペア:

[(1, 1813804524), (2, 906902262), (3, 604601508), (4, 453451131), (6, 302300754), (7, 259114932), (9, 201533836), (12, 151150377), (14, 129557466), (18, 100766918), (19, 95463396), (21, 86371644), (28, 64778733), (36, 50383459), (38, 47731698), (42, 43185822), (57, 31821132), (63, 28790548), (76, 23865849), (84, 21592911), (114, 15910566), (126, 14395274), (133, 13637628), (171, 10607044), (228, 7955283), (252, 7197637), (266, 6818814), (342, 5303522), (399, 4545876), (532, 3409407), (684, 2651761), (798, 2272938), (1197, 1515292), (1596, 1136469), (2394, 757646), (4788, 378823)]