20316672

素因数分解:

$2^9\times 3^2\times {\mathrm{4409}}^1$

素因数の和:4433

約数の個数: 60

約数和(自身を含む): 58648590

約数和(自身を除く): 38331918

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1152, 1536, 2304, 4409, 4608, 8818, 13227, 17636, 26454, 35272, 39681, 52908, 70544, 79362, 105816, 141088, 158724, 211632, 282176, 317448, 423264, 564352, 634896, 846528, 1128704, 1269792, 1693056, 2257408, 2539584, 3386112, 5079168, 6772224, 10158336, 20316672]

約数ペア:

[(1, 20316672), (2, 10158336), (3, 6772224), (4, 5079168), (6, 3386112), (8, 2539584), (9, 2257408), (12, 1693056), (16, 1269792), (18, 1128704), (24, 846528), (32, 634896), (36, 564352), (48, 423264), (64, 317448), (72, 282176), (96, 211632), (128, 158724), (144, 141088), (192, 105816), (256, 79362), (288, 70544), (384, 52908), (512, 39681), (576, 35272), (768, 26454), (1152, 17636), (1536, 13227), (2304, 8818), (4409, 4608)]