20374536

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:539

約数の個数: 128

約数和(自身を含む): 66124800

約数和(自身を除く): 45750264

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 19, 21, 24, 26, 28, 38, 39, 42, 52, 56, 57, 76, 78, 84, 91, 104, 114, 133, 152, 156, 168, 182, 228, 247, 266, 273, 312, 364, 399, 456, 491, 494, 532, 546, 728, 741, 798, 982, 988, 1064, 1092, 1473, 1482, 1596, 1729, 1964, 1976, 2184, 2946, 2964, 3192, 3437, 3458, 3928, 5187, 5892, 5928, 6383, 6874, 6916, 9329, 10311, 10374, 11784, 12766, 13748, 13832, 18658, 19149, 20622, 20748, 25532, 27496, 27987, 37316, 38298, 41244, 41496, 44681, 51064, 55974, 65303, 74632, 76596, 82488, 89362, 111948, 121277, 130606, 134043, 153192, 178724, 195909, 223896, 242554, 261212, 268086, 357448, 363831, 391818, 485108, 522424, 536172, 727662, 783636, 848939, 970216, 1072344, 1455324, 1567272, 1697878, 2546817, 2910648, 3395756, 5093634, 6791512, 10187268, 20374536]

約数ペア:

[(1, 20374536), (2, 10187268), (3, 6791512), (4, 5093634), (6, 3395756), (7, 2910648), (8, 2546817), (12, 1697878), (13, 1567272), (14, 1455324), (19, 1072344), (21, 970216), (24, 848939), (26, 783636), (28, 727662), (38, 536172), (39, 522424), (42, 485108), (52, 391818), (56, 363831), (57, 357448), (76, 268086), (78, 261212), (84, 242554), (91, 223896), (104, 195909), (114, 178724), (133, 153192), (152, 134043), (156, 130606), (168, 121277), (182, 111948), (228, 89362), (247, 82488), (266, 76596), (273, 74632), (312, 65303), (364, 55974), (399, 51064), (456, 44681), (491, 41496), (494, 41244), (532, 38298), (546, 37316), (728, 27987), (741, 27496), (798, 25532), (982, 20748), (988, 20622), (1064, 19149), (1092, 18658), (1473, 13832), (1482, 13748), (1596, 12766), (1729, 11784), (1964, 10374), (1976, 10311), (2184, 9329), (2946, 6916), (2964, 6874), (3192, 6383), (3437, 5928), (3458, 5892), (3928, 5187)]