19028296

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 42900480

約数和(自身を除く): 23872184

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 97, 113, 124, 194, 217, 226, 248, 388, 434, 452, 679, 776, 791, 868, 904, 1358, 1582, 1736, 2716, 3007, 3164, 3503, 5432, 6014, 6328, 7006, 10961, 12028, 14012, 21049, 21922, 24056, 24521, 28024, 42098, 43844, 49042, 76727, 84196, 87688, 98084, 153454, 168392, 196168, 306908, 339791, 613816, 679582, 1359164, 2378537, 2718328, 4757074, 9514148, 19028296]

約数ペア:

[(1, 19028296), (2, 9514148), (4, 4757074), (7, 2718328), (8, 2378537), (14, 1359164), (28, 679582), (31, 613816), (56, 339791), (62, 306908), (97, 196168), (113, 168392), (124, 153454), (194, 98084), (217, 87688), (226, 84196), (248, 76727), (388, 49042), (434, 43844), (452, 42098), (679, 28024), (776, 24521), (791, 24056), (868, 21922), (904, 21049), (1358, 14012), (1582, 12028), (1736, 10961), (2716, 7006), (3007, 6328), (3164, 6014), (3503, 5432)]