20013552

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{10691}}^1$

素因数の和:10718

約数の個数: 60

約数和(自身を含む): 60324264

約数和(自身を除く): 40310712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 10691, 21382, 32073, 42764, 64146, 85528, 96219, 128292, 138983, 171056, 192438, 256584, 277966, 384876, 416949, 513168, 555932, 769752, 833898, 1111864, 1250847, 1539504, 1667796, 2223728, 2501694, 3335592, 5003388, 6671184, 10006776, 20013552]

約数ペア:

[(1, 20013552), (2, 10006776), (3, 6671184), (4, 5003388), (6, 3335592), (8, 2501694), (9, 2223728), (12, 1667796), (13, 1539504), (16, 1250847), (18, 1111864), (24, 833898), (26, 769752), (36, 555932), (39, 513168), (48, 416949), (52, 384876), (72, 277966), (78, 256584), (104, 192438), (117, 171056), (144, 138983), (156, 128292), (208, 96219), (234, 85528), (312, 64146), (468, 42764), (624, 32073), (936, 21382), (1872, 10691)]