20661936

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{25321}}^1$

素因数の和:25349

約数の個数: 40

約数和(自身を含む): 56518704

約数和(自身を除く): 35856768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 25321, 50642, 75963, 101284, 151926, 202568, 303852, 405136, 430457, 607704, 860914, 1215408, 1291371, 1721828, 2582742, 3443656, 5165484, 6887312, 10330968, 20661936]

約数ペア:

[(1, 20661936), (2, 10330968), (3, 6887312), (4, 5165484), (6, 3443656), (8, 2582742), (12, 1721828), (16, 1291371), (17, 1215408), (24, 860914), (34, 607704), (48, 430457), (51, 405136), (68, 303852), (102, 202568), (136, 151926), (204, 101284), (272, 75963), (408, 50642), (816, 25321)]