16503438

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20681}}^1$

素因数の和:20712

約数の個数: 32

約数和(自身を含む): 39709440

約数和(自身を除く): 23206002

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 20681, 41362, 62043, 124086, 144767, 289534, 392939, 434301, 785878, 868602, 1178817, 2357634, 2750573, 5501146, 8251719, 16503438]

約数ペア:

[(1, 16503438), (2, 8251719), (3, 5501146), (6, 2750573), (7, 2357634), (14, 1178817), (19, 868602), (21, 785878), (38, 434301), (42, 392939), (57, 289534), (114, 144767), (133, 124086), (266, 62043), (399, 41362), (798, 20681)]