20183971444

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{727}}^1\times {\mathrm{857}}^1$

素因数の和:1697

約数の個数: 96

約数和(自身を含む): 44073469440

約数和(自身を除く): 23889497996

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 89, 91, 178, 182, 356, 364, 623, 727, 857, 1157, 1246, 1454, 1714, 2314, 2492, 2908, 3428, 4628, 5089, 5999, 8099, 9451, 10178, 11141, 11998, 16198, 18902, 20356, 22282, 23996, 32396, 37804, 44564, 64703, 66157, 76273, 77987, 129406, 132314, 152546, 155974, 258812, 264628, 305092, 311948, 452921, 533911, 623039, 841139, 905842, 991549, 1067822, 1246078, 1682278, 1811684, 1983098, 2135644, 2492156, 3364556, 3966196, 4361273, 5887973, 6940843, 8099507, 8722546, 11775946, 13881686, 16199014, 17445092, 23551892, 27763372, 32398028, 55450471, 56696549, 110900942, 113393098, 221801884, 226786196, 388153297, 720856123, 776306594, 1441712246, 1552613188, 2883424492, 5045992861, 10091985722, 20183971444]

約数ペア:

[(1, 20183971444), (2, 10091985722), (4, 5045992861), (7, 2883424492), (13, 1552613188), (14, 1441712246), (26, 776306594), (28, 720856123), (52, 388153297), (89, 226786196), (91, 221801884), (178, 113393098), (182, 110900942), (356, 56696549), (364, 55450471), (623, 32398028), (727, 27763372), (857, 23551892), (1157, 17445092), (1246, 16199014), (1454, 13881686), (1714, 11775946), (2314, 8722546), (2492, 8099507), (2908, 6940843), (3428, 5887973), (4628, 4361273), (5089, 3966196), (5999, 3364556), (8099, 2492156), (9451, 2135644), (10178, 1983098), (11141, 1811684), (11998, 1682278), (16198, 1246078), (18902, 1067822), (20356, 991549), (22282, 905842), (23996, 841139), (32396, 623039), (37804, 533911), (44564, 452921), (64703, 311948), (66157, 305092), (76273, 264628), (77987, 258812), (129406, 155974), (132314, 152546)]