20137563945

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1\times {\mathrm{2273}}^1$

素因数の和:2651

約数の個数: 96

約数和(自身を含む): 38095248672

約数和(自身を除く): 17957684727

約数列:

[1, 3, 5, 9, 15, 17, 37, 45, 51, 85, 111, 153, 185, 255, 313, 333, 555, 629, 765, 939, 1565, 1665, 1887, 2273, 2817, 3145, 4695, 5321, 5661, 6819, 9435, 11365, 11581, 14085, 15963, 20457, 26605, 28305, 34095, 34743, 38641, 47889, 57905, 79815, 84101, 102285, 104229, 115923, 173715, 193205, 196877, 239445, 252303, 347769, 420505, 521145, 579615, 590631, 711449, 756909, 984385, 1261515, 1429717, 1738845, 1771893, 2134347, 2953155, 3557245, 3784545, 4289151, 6403041, 7148585, 8859465, 10671735, 12094633, 12867453, 21445755, 26323613, 32015205, 36283899, 60473165, 64337265, 78970839, 108851697, 131618065, 181419495, 236912517, 394854195, 447501421, 544258485, 1184562585, 1342504263, 2237507105, 4027512789, 6712521315, 20137563945]

約数ペア:

[(1, 20137563945), (3, 6712521315), (5, 4027512789), (9, 2237507105), (15, 1342504263), (17, 1184562585), (37, 544258485), (45, 447501421), (51, 394854195), (85, 236912517), (111, 181419495), (153, 131618065), (185, 108851697), (255, 78970839), (313, 64337265), (333, 60473165), (555, 36283899), (629, 32015205), (765, 26323613), (939, 21445755), (1565, 12867453), (1665, 12094633), (1887, 10671735), (2273, 8859465), (2817, 7148585), (3145, 6403041), (4695, 4289151), (5321, 3784545), (5661, 3557245), (6819, 2953155), (9435, 2134347), (11365, 1771893), (11581, 1738845), (14085, 1429717), (15963, 1261515), (20457, 984385), (26605, 756909), (28305, 711449), (34095, 590631), (34743, 579615), (38641, 521145), (47889, 420505), (57905, 347769), (79815, 252303), (84101, 239445), (102285, 196877), (104229, 193205), (115923, 173715)]