20927646

素因数分解:

$2^1\times 3^5\times {\mathrm{17}}^2\times {\mathrm{149}}^1$

素因数の和:200

約数の個数: 72

約数和(自身を含む): 50286600

約数和(自身を除く): 29358954

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 81, 102, 149, 153, 162, 243, 289, 298, 306, 447, 459, 486, 578, 867, 894, 918, 1341, 1377, 1734, 2533, 2601, 2682, 2754, 4023, 4131, 5066, 5202, 7599, 7803, 8046, 8262, 12069, 15198, 15606, 22797, 23409, 24138, 36207, 43061, 45594, 46818, 68391, 70227, 72414, 86122, 129183, 136782, 140454, 205173, 258366, 387549, 410346, 615519, 775098, 1162647, 1231038, 2325294, 3487941, 6975882, 10463823, 20927646]

約数ペア:

[(1, 20927646), (2, 10463823), (3, 6975882), (6, 3487941), (9, 2325294), (17, 1231038), (18, 1162647), (27, 775098), (34, 615519), (51, 410346), (54, 387549), (81, 258366), (102, 205173), (149, 140454), (153, 136782), (162, 129183), (243, 86122), (289, 72414), (298, 70227), (306, 68391), (447, 46818), (459, 45594), (486, 43061), (578, 36207), (867, 24138), (894, 23409), (918, 22797), (1341, 15606), (1377, 15198), (1734, 12069), (2533, 8262), (2601, 8046), (2682, 7803), (2754, 7599), (4023, 5202), (4131, 5066)]