20264204428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{457}}^1$

素因数の和:779

約数の個数: 96

約数和(自身を含む): 39587688000

約数和(自身を除く): 19323483572

約数列:

[1, 2, 4, 13, 26, 52, 59, 97, 118, 149, 194, 236, 298, 388, 457, 596, 767, 914, 1261, 1534, 1828, 1937, 2522, 3068, 3874, 5044, 5723, 5941, 7748, 8791, 11446, 11882, 14453, 17582, 22892, 23764, 26963, 28906, 35164, 44329, 53926, 57812, 68093, 74399, 88658, 107852, 114283, 136186, 148798, 177316, 187889, 228566, 272372, 297596, 350519, 375778, 457132, 576277, 701038, 751556, 852727, 885209, 1152554, 1402076, 1705454, 1770418, 2305108, 2615411, 3410908, 3540836, 4017487, 5230822, 6605021, 8034974, 10461644, 11085451, 13210042, 16069948, 22170902, 26420084, 34000343, 44341804, 52227331, 68000686, 85865273, 104454662, 136001372, 171730546, 208909324, 343461092, 389696239, 779392478, 1558784956, 5066051107, 10132102214, 20264204428]

約数ペア:

[(1, 20264204428), (2, 10132102214), (4, 5066051107), (13, 1558784956), (26, 779392478), (52, 389696239), (59, 343461092), (97, 208909324), (118, 171730546), (149, 136001372), (194, 104454662), (236, 85865273), (298, 68000686), (388, 52227331), (457, 44341804), (596, 34000343), (767, 26420084), (914, 22170902), (1261, 16069948), (1534, 13210042), (1828, 11085451), (1937, 10461644), (2522, 8034974), (3068, 6605021), (3874, 5230822), (5044, 4017487), (5723, 3540836), (5941, 3410908), (7748, 2615411), (8791, 2305108), (11446, 1770418), (11882, 1705454), (14453, 1402076), (17582, 1152554), (22892, 885209), (23764, 852727), (26963, 751556), (28906, 701038), (35164, 576277), (44329, 457132), (53926, 375778), (57812, 350519), (68093, 297596), (74399, 272372), (88658, 228566), (107852, 187889), (114283, 177316), (136186, 148798)]