20615904

素因数分解:

$2^5\times 3^3\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:349

約数の個数: 96

約数和(自身を含む): 60963840

約数和(自身を除く): 40347936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 107, 108, 144, 214, 216, 223, 288, 321, 428, 432, 446, 642, 669, 856, 864, 892, 963, 1284, 1338, 1712, 1784, 1926, 2007, 2568, 2676, 2889, 3424, 3568, 3852, 4014, 5136, 5352, 5778, 6021, 7136, 7704, 8028, 10272, 10704, 11556, 12042, 15408, 16056, 21408, 23112, 23861, 24084, 30816, 32112, 46224, 47722, 48168, 64224, 71583, 92448, 95444, 96336, 143166, 190888, 192672, 214749, 286332, 381776, 429498, 572664, 644247, 763552, 858996, 1145328, 1288494, 1717992, 2290656, 2576988, 3435984, 5153976, 6871968, 10307952, 20615904]

約数ペア:

[(1, 20615904), (2, 10307952), (3, 6871968), (4, 5153976), (6, 3435984), (8, 2576988), (9, 2290656), (12, 1717992), (16, 1288494), (18, 1145328), (24, 858996), (27, 763552), (32, 644247), (36, 572664), (48, 429498), (54, 381776), (72, 286332), (96, 214749), (107, 192672), (108, 190888), (144, 143166), (214, 96336), (216, 95444), (223, 92448), (288, 71583), (321, 64224), (428, 48168), (432, 47722), (446, 46224), (642, 32112), (669, 30816), (856, 24084), (864, 23861), (892, 23112), (963, 21408), (1284, 16056), (1338, 15408), (1712, 12042), (1784, 11556), (1926, 10704), (2007, 10272), (2568, 8028), (2676, 7704), (2889, 7136), (3424, 6021), (3568, 5778), (3852, 5352), (4014, 5136)]