18487896

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:301

約数の個数: 96

約数和(自身を含む): 54720000

約数和(自身を除く): 36232104

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 79, 84, 98, 147, 158, 168, 196, 199, 237, 294, 316, 392, 398, 474, 553, 588, 597, 632, 796, 948, 1106, 1176, 1194, 1393, 1592, 1659, 1896, 2212, 2388, 2786, 3318, 3871, 4179, 4424, 4776, 5572, 6636, 7742, 8358, 9751, 11144, 11613, 13272, 15484, 15721, 16716, 19502, 23226, 29253, 30968, 31442, 33432, 39004, 46452, 47163, 58506, 62884, 78008, 92904, 94326, 110047, 117012, 125768, 188652, 220094, 234024, 330141, 377304, 440188, 660282, 770329, 880376, 1320564, 1540658, 2310987, 2641128, 3081316, 4621974, 6162632, 9243948, 18487896]

約数ペア:

[(1, 18487896), (2, 9243948), (3, 6162632), (4, 4621974), (6, 3081316), (7, 2641128), (8, 2310987), (12, 1540658), (14, 1320564), (21, 880376), (24, 770329), (28, 660282), (42, 440188), (49, 377304), (56, 330141), (79, 234024), (84, 220094), (98, 188652), (147, 125768), (158, 117012), (168, 110047), (196, 94326), (199, 92904), (237, 78008), (294, 62884), (316, 58506), (392, 47163), (398, 46452), (474, 39004), (553, 33432), (588, 31442), (597, 30968), (632, 29253), (796, 23226), (948, 19502), (1106, 16716), (1176, 15721), (1194, 15484), (1393, 13272), (1592, 11613), (1659, 11144), (1896, 9751), (2212, 8358), (2388, 7742), (2786, 6636), (3318, 5572), (3871, 4776), (4179, 4424)]