18791952

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:288

約数の個数: 80

約数和(自身を含む): 51091968

約数和(自身を除く): 32300016

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 73, 93, 124, 146, 173, 186, 219, 248, 292, 346, 372, 438, 496, 519, 584, 692, 744, 876, 1038, 1168, 1384, 1488, 1752, 2076, 2263, 2768, 3504, 4152, 4526, 5363, 6789, 8304, 9052, 10726, 12629, 13578, 16089, 18104, 21452, 25258, 27156, 32178, 36208, 37887, 42904, 50516, 54312, 64356, 75774, 85808, 101032, 108624, 128712, 151548, 202064, 257424, 303096, 391499, 606192, 782998, 1174497, 1565996, 2348994, 3131992, 4697988, 6263984, 9395976, 18791952]

約数ペア:

[(1, 18791952), (2, 9395976), (3, 6263984), (4, 4697988), (6, 3131992), (8, 2348994), (12, 1565996), (16, 1174497), (24, 782998), (31, 606192), (48, 391499), (62, 303096), (73, 257424), (93, 202064), (124, 151548), (146, 128712), (173, 108624), (186, 101032), (219, 85808), (248, 75774), (292, 64356), (346, 54312), (372, 50516), (438, 42904), (496, 37887), (519, 36208), (584, 32178), (692, 27156), (744, 25258), (876, 21452), (1038, 18104), (1168, 16089), (1384, 13578), (1488, 12629), (1752, 10726), (2076, 9052), (2263, 8304), (2768, 6789), (3504, 5363), (4152, 4526)]