19361888

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:200

約数の個数: 96

約数和(自身を含む): 48121920

約数和(自身を除く): 28760032

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 61, 91, 104, 109, 112, 122, 182, 208, 218, 224, 244, 364, 416, 427, 436, 488, 728, 763, 793, 854, 872, 976, 1417, 1456, 1526, 1586, 1708, 1744, 1952, 2834, 2912, 3052, 3172, 3416, 3488, 5551, 5668, 6104, 6344, 6649, 6832, 9919, 11102, 11336, 12208, 12688, 13298, 13664, 19838, 22204, 22672, 24416, 25376, 26596, 39676, 44408, 45344, 46543, 53192, 79352, 86437, 88816, 93086, 106384, 158704, 172874, 177632, 186172, 212768, 317408, 345748, 372344, 605059, 691496, 744688, 1210118, 1382992, 1489376, 2420236, 2765984, 4840472, 9680944, 19361888]

約数ペア:

[(1, 19361888), (2, 9680944), (4, 4840472), (7, 2765984), (8, 2420236), (13, 1489376), (14, 1382992), (16, 1210118), (26, 744688), (28, 691496), (32, 605059), (52, 372344), (56, 345748), (61, 317408), (91, 212768), (104, 186172), (109, 177632), (112, 172874), (122, 158704), (182, 106384), (208, 93086), (218, 88816), (224, 86437), (244, 79352), (364, 53192), (416, 46543), (427, 45344), (436, 44408), (488, 39676), (728, 26596), (763, 25376), (793, 24416), (854, 22672), (872, 22204), (976, 19838), (1417, 13664), (1456, 13298), (1526, 12688), (1586, 12208), (1708, 11336), (1744, 11102), (1952, 9919), (2834, 6832), (2912, 6649), (3052, 6344), (3172, 6104), (3416, 5668), (3488, 5551)]