1817861738

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1\times {\mathrm{521}}^1$

素因数の和:843

約数の個数: 64

約数和(自身を含む): 3451714560

約数和(自身を除く): 1633852822

約数列:

[1, 2, 7, 11, 14, 22, 77, 139, 154, 163, 278, 326, 521, 973, 1042, 1141, 1529, 1793, 1946, 2282, 3058, 3586, 3647, 5731, 7294, 10703, 11462, 12551, 21406, 22657, 25102, 40117, 45314, 72419, 80234, 84923, 144838, 158599, 169846, 249227, 317198, 498454, 506933, 594461, 796609, 934153, 1013866, 1188922, 1593218, 1744589, 1868306, 3489178, 5576263, 6539071, 11152526, 11804297, 13078142, 23608594, 82630079, 129847267, 165260158, 259694534, 908930869, 1817861738]

約数ペア:

[(1, 1817861738), (2, 908930869), (7, 259694534), (11, 165260158), (14, 129847267), (22, 82630079), (77, 23608594), (139, 13078142), (154, 11804297), (163, 11152526), (278, 6539071), (326, 5576263), (521, 3489178), (973, 1868306), (1042, 1744589), (1141, 1593218), (1529, 1188922), (1793, 1013866), (1946, 934153), (2282, 796609), (3058, 594461), (3586, 506933), (3647, 498454), (5731, 317198), (7294, 249227), (10703, 169846), (11462, 158599), (12551, 144838), (21406, 84923), (22657, 80234), (25102, 72419), (40117, 45314)]