20540832

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:286

約数の個数: 96

約数和(自身を含む): 58988160

約数和(自身を除く): 38447328

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 109, 151, 156, 208, 218, 302, 312, 327, 416, 436, 453, 604, 624, 654, 872, 906, 1208, 1248, 1308, 1417, 1744, 1812, 1963, 2416, 2616, 2834, 3488, 3624, 3926, 4251, 4832, 5232, 5668, 5889, 7248, 7852, 8502, 10464, 11336, 11778, 14496, 15704, 16459, 17004, 22672, 23556, 31408, 32918, 34008, 45344, 47112, 49377, 62816, 65836, 68016, 94224, 98754, 131672, 136032, 188448, 197508, 213967, 263344, 395016, 427934, 526688, 641901, 790032, 855868, 1283802, 1580064, 1711736, 2567604, 3423472, 5135208, 6846944, 10270416, 20540832]

約数ペア:

[(1, 20540832), (2, 10270416), (3, 6846944), (4, 5135208), (6, 3423472), (8, 2567604), (12, 1711736), (13, 1580064), (16, 1283802), (24, 855868), (26, 790032), (32, 641901), (39, 526688), (48, 427934), (52, 395016), (78, 263344), (96, 213967), (104, 197508), (109, 188448), (151, 136032), (156, 131672), (208, 98754), (218, 94224), (302, 68016), (312, 65836), (327, 62816), (416, 49377), (436, 47112), (453, 45344), (604, 34008), (624, 32918), (654, 31408), (872, 23556), (906, 22672), (1208, 17004), (1248, 16459), (1308, 15704), (1417, 14496), (1744, 11778), (1812, 11336), (1963, 10464), (2416, 8502), (2616, 7852), (2834, 7248), (3488, 5889), (3624, 5668), (3926, 5232), (4251, 4832)]