18568746

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{569}}^1$

素因数の和:628

約数の個数: 72

約数和(自身を含む): 48150180

約数和(自身を除く): 29581434

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 37, 42, 49, 63, 74, 98, 111, 126, 147, 222, 259, 294, 333, 441, 518, 569, 666, 777, 882, 1138, 1554, 1707, 1813, 2331, 3414, 3626, 3983, 4662, 5121, 5439, 7966, 10242, 10878, 11949, 16317, 21053, 23898, 27881, 32634, 35847, 42106, 55762, 63159, 71694, 83643, 126318, 147371, 167286, 189477, 250929, 294742, 378954, 442113, 501858, 884226, 1031597, 1326339, 2063194, 2652678, 3094791, 6189582, 9284373, 18568746]

約数ペア:

[(1, 18568746), (2, 9284373), (3, 6189582), (6, 3094791), (7, 2652678), (9, 2063194), (14, 1326339), (18, 1031597), (21, 884226), (37, 501858), (42, 442113), (49, 378954), (63, 294742), (74, 250929), (98, 189477), (111, 167286), (126, 147371), (147, 126318), (222, 83643), (259, 71694), (294, 63159), (333, 55762), (441, 42106), (518, 35847), (569, 32634), (666, 27881), (777, 23898), (882, 21053), (1138, 16317), (1554, 11949), (1707, 10878), (1813, 10242), (2331, 7966), (3414, 5439), (3626, 5121), (3983, 4662)]