18819936

素因数分解:

$2^5\times 3^2\times {\mathrm{101}}^1\times {\mathrm{647}}^1$

素因数の和:764

約数の個数: 72

約数和(自身を含む): 54132624

約数和(自身を除く): 35312688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 101, 144, 202, 288, 303, 404, 606, 647, 808, 909, 1212, 1294, 1616, 1818, 1941, 2424, 2588, 3232, 3636, 3882, 4848, 5176, 5823, 7272, 7764, 9696, 10352, 11646, 14544, 15528, 20704, 23292, 29088, 31056, 46584, 62112, 65347, 93168, 130694, 186336, 196041, 261388, 392082, 522776, 588123, 784164, 1045552, 1176246, 1568328, 2091104, 2352492, 3136656, 4704984, 6273312, 9409968, 18819936]

約数ペア:

[(1, 18819936), (2, 9409968), (3, 6273312), (4, 4704984), (6, 3136656), (8, 2352492), (9, 2091104), (12, 1568328), (16, 1176246), (18, 1045552), (24, 784164), (32, 588123), (36, 522776), (48, 392082), (72, 261388), (96, 196041), (101, 186336), (144, 130694), (202, 93168), (288, 65347), (303, 62112), (404, 46584), (606, 31056), (647, 29088), (808, 23292), (909, 20704), (1212, 15528), (1294, 14544), (1616, 11646), (1818, 10352), (1941, 9696), (2424, 7764), (2588, 7272), (3232, 5823), (3636, 5176), (3882, 4848)]