20391936

素因数分解:

$2^{11}\times 3^1\times {\mathrm{3319}}^1$

素因数の和:3344

約数の個数: 48

約数和(自身を含む): 54381600

約数和(自身を除く): 33989664

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1024, 1536, 2048, 3072, 3319, 6144, 6638, 9957, 13276, 19914, 26552, 39828, 53104, 79656, 106208, 159312, 212416, 318624, 424832, 637248, 849664, 1274496, 1699328, 2548992, 3398656, 5097984, 6797312, 10195968, 20391936]

約数ペア:

[(1, 20391936), (2, 10195968), (3, 6797312), (4, 5097984), (6, 3398656), (8, 2548992), (12, 1699328), (16, 1274496), (24, 849664), (32, 637248), (48, 424832), (64, 318624), (96, 212416), (128, 159312), (192, 106208), (256, 79656), (384, 53104), (512, 39828), (768, 26552), (1024, 19914), (1536, 13276), (2048, 9957), (3072, 6638), (3319, 6144)]