19571370

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:204

約数の個数: 128

約数和(自身を含む): 59222016

約数和(自身を除く): 39650646

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 67, 70, 78, 91, 105, 107, 130, 134, 182, 195, 201, 210, 214, 273, 321, 335, 390, 402, 455, 469, 535, 546, 642, 670, 749, 871, 910, 938, 1005, 1070, 1365, 1391, 1407, 1498, 1605, 1742, 2010, 2247, 2345, 2613, 2730, 2782, 2814, 3210, 3745, 4173, 4355, 4494, 4690, 5226, 6097, 6955, 7035, 7169, 7490, 8346, 8710, 9737, 11235, 12194, 13065, 13910, 14070, 14338, 18291, 19474, 20865, 21507, 22470, 26130, 29211, 30485, 35845, 36582, 41730, 43014, 48685, 50183, 58422, 60970, 71690, 91455, 93197, 97370, 100366, 107535, 146055, 150549, 182910, 186394, 215070, 250915, 279591, 292110, 301098, 465985, 501830, 559182, 652379, 752745, 931970, 1304758, 1397955, 1505490, 1957137, 2795910, 3261895, 3914274, 6523790, 9785685, 19571370]

約数ペア:

[(1, 19571370), (2, 9785685), (3, 6523790), (5, 3914274), (6, 3261895), (7, 2795910), (10, 1957137), (13, 1505490), (14, 1397955), (15, 1304758), (21, 931970), (26, 752745), (30, 652379), (35, 559182), (39, 501830), (42, 465985), (65, 301098), (67, 292110), (70, 279591), (78, 250915), (91, 215070), (105, 186394), (107, 182910), (130, 150549), (134, 146055), (182, 107535), (195, 100366), (201, 97370), (210, 93197), (214, 91455), (273, 71690), (321, 60970), (335, 58422), (390, 50183), (402, 48685), (455, 43014), (469, 41730), (535, 36582), (546, 35845), (642, 30485), (670, 29211), (749, 26130), (871, 22470), (910, 21507), (938, 20865), (1005, 19474), (1070, 18291), (1365, 14338), (1391, 14070), (1407, 13910), (1498, 13065), (1605, 12194), (1742, 11235), (2010, 9737), (2247, 8710), (2345, 8346), (2613, 7490), (2730, 7169), (2782, 7035), (2814, 6955), (3210, 6097), (3745, 5226), (4173, 4690), (4355, 4494)]