19800032

素因数分解:

$2^5\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2389}}^1$

素因数の和:2443

約数の個数: 48

約数和(自身を含む): 45773280

約数和(自身を除く): 25973248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 74, 112, 148, 224, 259, 296, 518, 592, 1036, 1184, 2072, 2389, 4144, 4778, 8288, 9556, 16723, 19112, 33446, 38224, 66892, 76448, 88393, 133784, 176786, 267568, 353572, 535136, 618751, 707144, 1237502, 1414288, 2475004, 2828576, 4950008, 9900016, 19800032]

約数ペア:

[(1, 19800032), (2, 9900016), (4, 4950008), (7, 2828576), (8, 2475004), (14, 1414288), (16, 1237502), (28, 707144), (32, 618751), (37, 535136), (56, 353572), (74, 267568), (112, 176786), (148, 133784), (224, 88393), (259, 76448), (296, 66892), (518, 38224), (592, 33446), (1036, 19112), (1184, 16723), (2072, 9556), (2389, 8288), (4144, 4778)]