20004894

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:116

約数の個数: 160

約数和(自身を含む): 58544640

約数和(自身を除く): 38539746

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 23, 26, 27, 39, 42, 46, 54, 59, 63, 69, 78, 81, 91, 117, 118, 126, 138, 161, 162, 177, 182, 189, 207, 234, 273, 299, 322, 351, 354, 378, 413, 414, 483, 531, 546, 567, 598, 621, 702, 767, 819, 826, 897, 966, 1053, 1062, 1134, 1239, 1242, 1357, 1449, 1534, 1593, 1638, 1794, 1863, 2093, 2106, 2301, 2457, 2478, 2691, 2714, 2898, 3186, 3717, 3726, 4071, 4186, 4347, 4602, 4779, 4914, 5369, 5382, 6279, 6903, 7371, 7434, 8073, 8142, 8694, 9499, 9558, 10738, 11151, 12213, 12558, 13041, 13806, 14742, 16107, 16146, 17641, 18837, 18998, 20709, 22302, 24219, 24426, 26082, 28497, 32214, 33453, 35282, 36639, 37674, 41418, 48321, 48438, 52923, 56511, 56994, 62127, 66906, 73278, 85491, 96642, 105846, 109917, 113022, 123487, 124254, 144963, 158769, 169533, 170982, 219834, 246974, 256473, 289926, 317538, 339066, 370461, 434889, 476307, 512946, 740922, 769419, 869778, 952614, 1111383, 1428921, 1538838, 2222766, 2857842, 3334149, 6668298, 10002447, 20004894]

約数ペア:

[(1, 20004894), (2, 10002447), (3, 6668298), (6, 3334149), (7, 2857842), (9, 2222766), (13, 1538838), (14, 1428921), (18, 1111383), (21, 952614), (23, 869778), (26, 769419), (27, 740922), (39, 512946), (42, 476307), (46, 434889), (54, 370461), (59, 339066), (63, 317538), (69, 289926), (78, 256473), (81, 246974), (91, 219834), (117, 170982), (118, 169533), (126, 158769), (138, 144963), (161, 124254), (162, 123487), (177, 113022), (182, 109917), (189, 105846), (207, 96642), (234, 85491), (273, 73278), (299, 66906), (322, 62127), (351, 56994), (354, 56511), (378, 52923), (413, 48438), (414, 48321), (483, 41418), (531, 37674), (546, 36639), (567, 35282), (598, 33453), (621, 32214), (702, 28497), (767, 26082), (819, 24426), (826, 24219), (897, 22302), (966, 20709), (1053, 18998), (1062, 18837), (1134, 17641), (1239, 16146), (1242, 16107), (1357, 14742), (1449, 13806), (1534, 13041), (1593, 12558), (1638, 12213), (1794, 11151), (1863, 10738), (2093, 9558), (2106, 9499), (2301, 8694), (2457, 8142), (2478, 8073), (2691, 7434), (2714, 7371), (2898, 6903), (3186, 6279), (3717, 5382), (3726, 5369), (4071, 4914), (4186, 4779), (4347, 4602)]