18565164

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:299

約数の個数: 72

約数和(自身を含む): 49008960

約数和(自身を除く): 30443796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 67, 86, 129, 134, 172, 179, 201, 258, 268, 358, 387, 402, 516, 537, 603, 716, 774, 804, 1074, 1206, 1548, 1611, 2148, 2412, 2881, 3222, 5762, 6444, 7697, 8643, 11524, 11993, 15394, 17286, 23091, 23986, 25929, 30788, 34572, 35979, 46182, 47972, 51858, 69273, 71958, 92364, 103716, 107937, 138546, 143916, 215874, 277092, 431748, 515699, 1031398, 1547097, 2062796, 3094194, 4641291, 6188388, 9282582, 18565164]

約数ペア:

[(1, 18565164), (2, 9282582), (3, 6188388), (4, 4641291), (6, 3094194), (9, 2062796), (12, 1547097), (18, 1031398), (36, 515699), (43, 431748), (67, 277092), (86, 215874), (129, 143916), (134, 138546), (172, 107937), (179, 103716), (201, 92364), (258, 71958), (268, 69273), (358, 51858), (387, 47972), (402, 46182), (516, 35979), (537, 34572), (603, 30788), (716, 25929), (774, 23986), (804, 23091), (1074, 17286), (1206, 15394), (1548, 11993), (1611, 11524), (2148, 8643), (2412, 7697), (2881, 6444), (3222, 5762)]