18715242

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{227}}^1$

素因数の和:403

約数の個数: 64

約数和(自身を含む): 46577664

約数和(自身を除く): 27862422

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 151, 182, 227, 273, 302, 453, 454, 546, 681, 906, 1057, 1362, 1589, 1963, 2114, 2951, 3171, 3178, 3926, 4767, 5889, 5902, 6342, 8853, 9534, 11778, 13741, 17706, 20657, 27482, 34277, 41223, 41314, 61971, 68554, 82446, 102831, 123942, 205662, 239939, 445601, 479878, 719817, 891202, 1336803, 1439634, 2673606, 3119207, 6238414, 9357621, 18715242]

約数ペア:

[(1, 18715242), (2, 9357621), (3, 6238414), (6, 3119207), (7, 2673606), (13, 1439634), (14, 1336803), (21, 891202), (26, 719817), (39, 479878), (42, 445601), (78, 239939), (91, 205662), (151, 123942), (182, 102831), (227, 82446), (273, 68554), (302, 61971), (453, 41314), (454, 41223), (546, 34277), (681, 27482), (906, 20657), (1057, 17706), (1362, 13741), (1589, 11778), (1963, 9534), (2114, 8853), (2951, 6342), (3171, 5902), (3178, 5889), (3926, 4767)]