19163742

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:297

約数の個数: 64

約数和(自身を含む): 44325120

約数和(自身を除く): 25161378

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 67, 78, 114, 134, 193, 201, 247, 386, 402, 494, 579, 741, 871, 1158, 1273, 1482, 1742, 2509, 2546, 2613, 3667, 3819, 5018, 5226, 7334, 7527, 7638, 11001, 12931, 15054, 16549, 22002, 25862, 33098, 38793, 47671, 49647, 77586, 95342, 99294, 143013, 168103, 245689, 286026, 336206, 491378, 504309, 737067, 1008618, 1474134, 3193957, 6387914, 9581871, 19163742]

約数ペア:

[(1, 19163742), (2, 9581871), (3, 6387914), (6, 3193957), (13, 1474134), (19, 1008618), (26, 737067), (38, 504309), (39, 491378), (57, 336206), (67, 286026), (78, 245689), (114, 168103), (134, 143013), (193, 99294), (201, 95342), (247, 77586), (386, 49647), (402, 47671), (494, 38793), (579, 33098), (741, 25862), (871, 22002), (1158, 16549), (1273, 15054), (1482, 12931), (1742, 11001), (2509, 7638), (2546, 7527), (2613, 7334), (3667, 5226), (3819, 5018)]