20102152

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2699}}^1$

素因数の和:2738

約数の個数: 48

約数和(自身を含む): 46170000

約数和(自身を除く): 26067848

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 266, 392, 532, 931, 1064, 1862, 2699, 3724, 5398, 7448, 10796, 18893, 21592, 37786, 51281, 75572, 102562, 132251, 151144, 205124, 264502, 358967, 410248, 529004, 717934, 1058008, 1435868, 2512769, 2871736, 5025538, 10051076, 20102152]

約数ペア:

[(1, 20102152), (2, 10051076), (4, 5025538), (7, 2871736), (8, 2512769), (14, 1435868), (19, 1058008), (28, 717934), (38, 529004), (49, 410248), (56, 358967), (76, 264502), (98, 205124), (133, 151144), (152, 132251), (196, 102562), (266, 75572), (392, 51281), (532, 37786), (931, 21592), (1064, 18893), (1862, 10796), (2699, 7448), (3724, 5398)]