18369390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:146

約数の個数: 128

約数和(自身を含む): 52093440

約数和(自身を除く): 33724050

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 37, 38, 39, 57, 65, 67, 74, 78, 95, 111, 114, 130, 134, 185, 190, 195, 201, 222, 247, 285, 335, 370, 390, 402, 481, 494, 555, 570, 670, 703, 741, 871, 962, 1005, 1110, 1235, 1273, 1406, 1443, 1482, 1742, 2010, 2109, 2405, 2470, 2479, 2546, 2613, 2886, 3515, 3705, 3819, 4218, 4355, 4810, 4958, 5226, 6365, 7030, 7215, 7410, 7437, 7638, 8710, 9139, 10545, 12395, 12730, 13065, 14430, 14874, 16549, 18278, 19095, 21090, 24790, 26130, 27417, 32227, 33098, 37185, 38190, 45695, 47101, 49647, 54834, 64454, 74370, 82745, 91390, 94202, 96681, 99294, 137085, 141303, 161135, 165490, 193362, 235505, 248235, 274170, 282606, 322270, 471010, 483405, 496470, 612313, 706515, 966810, 1224626, 1413030, 1836939, 3061565, 3673878, 6123130, 9184695, 18369390]

約数ペア:

[(1, 18369390), (2, 9184695), (3, 6123130), (5, 3673878), (6, 3061565), (10, 1836939), (13, 1413030), (15, 1224626), (19, 966810), (26, 706515), (30, 612313), (37, 496470), (38, 483405), (39, 471010), (57, 322270), (65, 282606), (67, 274170), (74, 248235), (78, 235505), (95, 193362), (111, 165490), (114, 161135), (130, 141303), (134, 137085), (185, 99294), (190, 96681), (195, 94202), (201, 91390), (222, 82745), (247, 74370), (285, 64454), (335, 54834), (370, 49647), (390, 47101), (402, 45695), (481, 38190), (494, 37185), (555, 33098), (570, 32227), (670, 27417), (703, 26130), (741, 24790), (871, 21090), (962, 19095), (1005, 18278), (1110, 16549), (1235, 14874), (1273, 14430), (1406, 13065), (1443, 12730), (1482, 12395), (1742, 10545), (2010, 9139), (2109, 8710), (2405, 7638), (2470, 7437), (2479, 7410), (2546, 7215), (2613, 7030), (2886, 6365), (3515, 5226), (3705, 4958), (3819, 4810), (4218, 4355)]