18740664

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:341

約数の個数: 96

約数和(自身を含む): 54840240

約数和(自身を除く): 36099576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 61, 68, 72, 102, 122, 136, 153, 183, 204, 244, 251, 306, 366, 408, 488, 502, 549, 612, 732, 753, 1004, 1037, 1098, 1224, 1464, 1506, 2008, 2074, 2196, 2259, 3012, 3111, 4148, 4267, 4392, 4518, 6024, 6222, 8296, 8534, 9036, 9333, 12444, 12801, 15311, 17068, 18072, 18666, 24888, 25602, 30622, 34136, 37332, 38403, 45933, 51204, 61244, 74664, 76806, 91866, 102408, 122488, 137799, 153612, 183732, 260287, 275598, 307224, 367464, 520574, 551196, 780861, 1041148, 1102392, 1561722, 2082296, 2342583, 3123444, 4685166, 6246888, 9370332, 18740664]

約数ペア:

[(1, 18740664), (2, 9370332), (3, 6246888), (4, 4685166), (6, 3123444), (8, 2342583), (9, 2082296), (12, 1561722), (17, 1102392), (18, 1041148), (24, 780861), (34, 551196), (36, 520574), (51, 367464), (61, 307224), (68, 275598), (72, 260287), (102, 183732), (122, 153612), (136, 137799), (153, 122488), (183, 102408), (204, 91866), (244, 76806), (251, 74664), (306, 61244), (366, 51204), (408, 45933), (488, 38403), (502, 37332), (549, 34136), (612, 30622), (732, 25602), (753, 24888), (1004, 18666), (1037, 18072), (1098, 17068), (1224, 15311), (1464, 12801), (1506, 12444), (2008, 9333), (2074, 9036), (2196, 8534), (2259, 8296), (3012, 6222), (3111, 6024), (4148, 4518), (4267, 4392)]