20436273

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:179

約数の個数: 64

約数和(自身を含む): 36556800

約数和(自身を除く): 16120527

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 67, 79, 99, 117, 143, 201, 237, 297, 351, 429, 603, 711, 737, 869, 871, 1027, 1287, 1809, 2133, 2211, 2607, 2613, 3081, 3861, 5293, 6633, 7821, 7839, 9243, 9581, 11297, 15879, 19899, 23463, 23517, 27729, 28743, 33891, 47637, 58223, 68809, 86229, 101673, 142911, 174669, 206427, 258687, 305019, 524007, 619281, 756899, 1572021, 1857843, 2270697, 6812091, 20436273]

約数ペア:

[(1, 20436273), (3, 6812091), (9, 2270697), (11, 1857843), (13, 1572021), (27, 756899), (33, 619281), (39, 524007), (67, 305019), (79, 258687), (99, 206427), (117, 174669), (143, 142911), (201, 101673), (237, 86229), (297, 68809), (351, 58223), (429, 47637), (603, 33891), (711, 28743), (737, 27729), (869, 23517), (871, 23463), (1027, 19899), (1287, 15879), (1809, 11297), (2133, 9581), (2211, 9243), (2607, 7839), (2613, 7821), (3081, 6633), (3861, 5293)]