18046352

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:168

約数の個数: 80

約数和(自身を含む): 40176000

約数和(自身を除く): 22129648

約数列:

[1, 2, 4, 8, 16, 19, 23, 29, 38, 46, 58, 76, 89, 92, 116, 152, 178, 184, 232, 304, 356, 368, 437, 464, 551, 667, 712, 874, 1102, 1334, 1424, 1691, 1748, 2047, 2204, 2581, 2668, 3382, 3496, 4094, 4408, 5162, 5336, 6764, 6992, 8188, 8816, 10324, 10672, 12673, 13528, 16376, 20648, 25346, 27056, 32752, 38893, 41296, 49039, 50692, 59363, 77786, 98078, 101384, 118726, 155572, 196156, 202768, 237452, 311144, 392312, 474904, 622288, 784624, 949808, 1127897, 2255794, 4511588, 9023176, 18046352]

約数ペア:

[(1, 18046352), (2, 9023176), (4, 4511588), (8, 2255794), (16, 1127897), (19, 949808), (23, 784624), (29, 622288), (38, 474904), (46, 392312), (58, 311144), (76, 237452), (89, 202768), (92, 196156), (116, 155572), (152, 118726), (178, 101384), (184, 98078), (232, 77786), (304, 59363), (356, 50692), (368, 49039), (437, 41296), (464, 38893), (551, 32752), (667, 27056), (712, 25346), (874, 20648), (1102, 16376), (1334, 13528), (1424, 12673), (1691, 10672), (1748, 10324), (2047, 8816), (2204, 8188), (2581, 6992), (2668, 6764), (3382, 5336), (3496, 5162), (4094, 4408)]