2028631808

素因数分解:

$2^8\times 7^1\times {\mathrm{227}}^1\times {\mathrm{4987}}^1$

素因数の和:5237

約数の個数: 72

約数和(自身を含む): 4649135232

約数和(自身を除く): 2620503424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 227, 256, 448, 454, 896, 908, 1589, 1792, 1816, 3178, 3632, 4987, 6356, 7264, 9974, 12712, 14528, 19948, 25424, 29056, 34909, 39896, 50848, 58112, 69818, 79792, 101696, 139636, 159584, 203392, 279272, 319168, 406784, 558544, 638336, 1117088, 1132049, 1276672, 2234176, 2264098, 4468352, 4528196, 7924343, 8936704, 9056392, 15848686, 18112784, 31697372, 36225568, 63394744, 72451136, 126789488, 144902272, 253578976, 289804544, 507157952, 1014315904, 2028631808]

約数ペア:

[(1, 2028631808), (2, 1014315904), (4, 507157952), (7, 289804544), (8, 253578976), (14, 144902272), (16, 126789488), (28, 72451136), (32, 63394744), (56, 36225568), (64, 31697372), (112, 18112784), (128, 15848686), (224, 9056392), (227, 8936704), (256, 7924343), (448, 4528196), (454, 4468352), (896, 2264098), (908, 2234176), (1589, 1276672), (1792, 1132049), (1816, 1117088), (3178, 638336), (3632, 558544), (4987, 406784), (6356, 319168), (7264, 279272), (9974, 203392), (12712, 159584), (14528, 139636), (19948, 101696), (25424, 79792), (29056, 69818), (34909, 58112), (39896, 50848)]