18218016

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^2$

素因数の和:155

約数の個数: 108

約数和(自身を含む): 55768986

約数和(自身を除く): 37550970

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 61, 68, 72, 96, 102, 122, 136, 144, 153, 183, 204, 244, 272, 288, 306, 366, 408, 488, 544, 549, 612, 732, 816, 976, 1037, 1098, 1224, 1464, 1632, 1952, 2074, 2196, 2448, 2928, 3111, 3721, 4148, 4392, 4896, 5856, 6222, 7442, 8296, 8784, 9333, 11163, 12444, 14884, 16592, 17568, 18666, 22326, 24888, 29768, 33184, 33489, 37332, 44652, 49776, 59536, 63257, 66978, 74664, 89304, 99552, 119072, 126514, 133956, 149328, 178608, 189771, 253028, 267912, 298656, 357216, 379542, 506056, 535824, 569313, 759084, 1012112, 1071648, 1138626, 1518168, 2024224, 2277252, 3036336, 4554504, 6072672, 9109008, 18218016]

約数ペア:

[(1, 18218016), (2, 9109008), (3, 6072672), (4, 4554504), (6, 3036336), (8, 2277252), (9, 2024224), (12, 1518168), (16, 1138626), (17, 1071648), (18, 1012112), (24, 759084), (32, 569313), (34, 535824), (36, 506056), (48, 379542), (51, 357216), (61, 298656), (68, 267912), (72, 253028), (96, 189771), (102, 178608), (122, 149328), (136, 133956), (144, 126514), (153, 119072), (183, 99552), (204, 89304), (244, 74664), (272, 66978), (288, 63257), (306, 59536), (366, 49776), (408, 44652), (488, 37332), (544, 33489), (549, 33184), (612, 29768), (732, 24888), (816, 22326), (976, 18666), (1037, 17568), (1098, 16592), (1224, 14884), (1464, 12444), (1632, 11163), (1952, 9333), (2074, 8784), (2196, 8296), (2448, 7442), (2928, 6222), (3111, 5856), (3721, 4896), (4148, 4392)]