19057428

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{947}}^1$

素因数の和:1013

約数の個数: 72

約数和(自身を含む): 53141088

約数和(自身を除く): 34083660

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 947, 1118, 1548, 1677, 1894, 2236, 2841, 3354, 3788, 5031, 5682, 6708, 8523, 10062, 11364, 12311, 17046, 20124, 24622, 34092, 36933, 40721, 49244, 73866, 81442, 110799, 122163, 147732, 162884, 221598, 244326, 366489, 443196, 488652, 529373, 732978, 1058746, 1465956, 1588119, 2117492, 3176238, 4764357, 6352476, 9528714, 19057428]

約数ペア:

[(1, 19057428), (2, 9528714), (3, 6352476), (4, 4764357), (6, 3176238), (9, 2117492), (12, 1588119), (13, 1465956), (18, 1058746), (26, 732978), (36, 529373), (39, 488652), (43, 443196), (52, 366489), (78, 244326), (86, 221598), (117, 162884), (129, 147732), (156, 122163), (172, 110799), (234, 81442), (258, 73866), (387, 49244), (468, 40721), (516, 36933), (559, 34092), (774, 24622), (947, 20124), (1118, 17046), (1548, 12311), (1677, 11364), (1894, 10062), (2236, 8523), (2841, 6708), (3354, 5682), (3788, 5031)]