20917574208

素因数分解:

$2^6\times 3^2\times {\mathrm{227}}^1\times {\mathrm{159979}}^1$

素因数の和:160224

約数の個数: 84

約数和(自身を含む): 60220951440

約数和(自身を除く): 39303377232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 227, 288, 454, 576, 681, 908, 1362, 1816, 2043, 2724, 3632, 4086, 5448, 7264, 8172, 10896, 14528, 16344, 21792, 32688, 43584, 65376, 130752, 159979, 319958, 479937, 639916, 959874, 1279832, 1439811, 1919748, 2559664, 2879622, 3839496, 5119328, 5759244, 7678992, 10238656, 11518488, 15357984, 23036976, 30715968, 36315233, 46073952, 72630466, 92147904, 108945699, 145260932, 217891398, 290521864, 326837097, 435782796, 581043728, 653674194, 871565592, 1162087456, 1307348388, 1743131184, 2324174912, 2614696776, 3486262368, 5229393552, 6972524736, 10458787104, 20917574208]

約数ペア:

[(1, 20917574208), (2, 10458787104), (3, 6972524736), (4, 5229393552), (6, 3486262368), (8, 2614696776), (9, 2324174912), (12, 1743131184), (16, 1307348388), (18, 1162087456), (24, 871565592), (32, 653674194), (36, 581043728), (48, 435782796), (64, 326837097), (72, 290521864), (96, 217891398), (144, 145260932), (192, 108945699), (227, 92147904), (288, 72630466), (454, 46073952), (576, 36315233), (681, 30715968), (908, 23036976), (1362, 15357984), (1816, 11518488), (2043, 10238656), (2724, 7678992), (3632, 5759244), (4086, 5119328), (5448, 3839496), (7264, 2879622), (8172, 2559664), (10896, 1919748), (14528, 1439811), (16344, 1279832), (21792, 959874), (32688, 639916), (43584, 479937), (65376, 319958), (130752, 159979)]