20175834

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1$

素因数の和:355

約数の個数: 64

約数和(自身を含む): 49167360

約数和(自身を除く): 28991526

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 131, 133, 193, 262, 266, 386, 393, 399, 579, 786, 798, 917, 1158, 1351, 1834, 2489, 2702, 2751, 3667, 4053, 4978, 5502, 7334, 7467, 8106, 11001, 14934, 17423, 22002, 25283, 25669, 34846, 50566, 51338, 52269, 75849, 77007, 104538, 151698, 154014, 176981, 353962, 480377, 530943, 960754, 1061886, 1441131, 2882262, 3362639, 6725278, 10087917, 20175834]

約数ペア:

[(1, 20175834), (2, 10087917), (3, 6725278), (6, 3362639), (7, 2882262), (14, 1441131), (19, 1061886), (21, 960754), (38, 530943), (42, 480377), (57, 353962), (114, 176981), (131, 154014), (133, 151698), (193, 104538), (262, 77007), (266, 75849), (386, 52269), (393, 51338), (399, 50566), (579, 34846), (786, 25669), (798, 25283), (917, 22002), (1158, 17423), (1351, 14934), (1834, 11001), (2489, 8106), (2702, 7467), (2751, 7334), (3667, 5502), (4053, 4978)]