20178394852

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1\times {\mathrm{4451}}^1$

素因数の和:4873

約数の個数: 96

約数和(自身を含む): 45235169280

約数和(自身を除く): 25056774428

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 77, 82, 154, 164, 287, 308, 359, 451, 574, 718, 902, 1148, 1436, 1804, 2513, 3157, 3949, 4451, 5026, 6314, 7898, 8902, 10052, 12628, 14719, 15796, 17804, 27643, 29438, 31157, 48961, 55286, 58876, 62314, 97922, 103033, 110572, 124628, 161909, 182491, 195844, 206066, 323818, 342727, 364982, 412132, 647636, 685454, 729964, 1133363, 1277437, 1370908, 1597909, 2007401, 2266726, 2554874, 3195818, 4014802, 4533452, 5109748, 6391636, 8029604, 11185363, 14051807, 17576999, 22370726, 28103614, 35153998, 44741452, 56207228, 65514269, 70307996, 123038993, 131028538, 246077986, 262057076, 458599883, 492155972, 720656959, 917199766, 1441313918, 1834399532, 2882627836, 5044598713, 10089197426, 20178394852]

約数ペア:

[(1, 20178394852), (2, 10089197426), (4, 5044598713), (7, 2882627836), (11, 1834399532), (14, 1441313918), (22, 917199766), (28, 720656959), (41, 492155972), (44, 458599883), (77, 262057076), (82, 246077986), (154, 131028538), (164, 123038993), (287, 70307996), (308, 65514269), (359, 56207228), (451, 44741452), (574, 35153998), (718, 28103614), (902, 22370726), (1148, 17576999), (1436, 14051807), (1804, 11185363), (2513, 8029604), (3157, 6391636), (3949, 5109748), (4451, 4533452), (5026, 4014802), (6314, 3195818), (7898, 2554874), (8902, 2266726), (10052, 2007401), (12628, 1597909), (14719, 1370908), (15796, 1277437), (17804, 1133363), (27643, 729964), (29438, 685454), (31157, 647636), (48961, 412132), (55286, 364982), (58876, 342727), (62314, 323818), (97922, 206066), (103033, 195844), (110572, 182491), (124628, 161909)]