19461728

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4253}}^1$

素因数の和:4287

約数の個数: 48

約数和(自身を含む): 45024336

約数和(自身を除く): 25562608

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 143, 176, 208, 286, 352, 416, 572, 1144, 2288, 4253, 4576, 8506, 17012, 34024, 46783, 55289, 68048, 93566, 110578, 136096, 187132, 221156, 374264, 442312, 608179, 748528, 884624, 1216358, 1497056, 1769248, 2432716, 4865432, 9730864, 19461728]

約数ペア:

[(1, 19461728), (2, 9730864), (4, 4865432), (8, 2432716), (11, 1769248), (13, 1497056), (16, 1216358), (22, 884624), (26, 748528), (32, 608179), (44, 442312), (52, 374264), (88, 221156), (104, 187132), (143, 136096), (176, 110578), (208, 93566), (286, 68048), (352, 55289), (416, 46783), (572, 34024), (1144, 17012), (2288, 8506), (4253, 4576)]