18327984

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:258

約数の個数: 80

約数和(自身を含む): 49580160

約数和(自身を除く): 31252176

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 67, 82, 123, 134, 139, 164, 201, 246, 268, 278, 328, 402, 417, 492, 536, 556, 656, 804, 834, 984, 1072, 1112, 1608, 1668, 1968, 2224, 2747, 3216, 3336, 5494, 5699, 6672, 8241, 9313, 10988, 11398, 16482, 17097, 18626, 21976, 22796, 27939, 32964, 34194, 37252, 43952, 45592, 55878, 65928, 68388, 74504, 91184, 111756, 131856, 136776, 149008, 223512, 273552, 381833, 447024, 763666, 1145499, 1527332, 2290998, 3054664, 4581996, 6109328, 9163992, 18327984]

約数ペア:

[(1, 18327984), (2, 9163992), (3, 6109328), (4, 4581996), (6, 3054664), (8, 2290998), (12, 1527332), (16, 1145499), (24, 763666), (41, 447024), (48, 381833), (67, 273552), (82, 223512), (123, 149008), (134, 136776), (139, 131856), (164, 111756), (201, 91184), (246, 74504), (268, 68388), (278, 65928), (328, 55878), (402, 45592), (417, 43952), (492, 37252), (536, 34194), (556, 32964), (656, 27939), (804, 22796), (834, 21976), (984, 18626), (1072, 17097), (1112, 16482), (1608, 11398), (1668, 10988), (1968, 9313), (2224, 8241), (2747, 6672), (3216, 5699), (3336, 5494)]