18748476

素因数分解:

$2^2\times 3^3\times {\mathrm{67}}^1\times {\mathrm{2591}}^1$

素因数の和:2671

約数の個数: 48

約数和(自身を含む): 49351680

約数和(自身を除く): 30603204

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 67, 108, 134, 201, 268, 402, 603, 804, 1206, 1809, 2412, 2591, 3618, 5182, 7236, 7773, 10364, 15546, 23319, 31092, 46638, 69957, 93276, 139914, 173597, 279828, 347194, 520791, 694388, 1041582, 1562373, 2083164, 3124746, 4687119, 6249492, 9374238, 18748476]

約数ペア:

[(1, 18748476), (2, 9374238), (3, 6249492), (4, 4687119), (6, 3124746), (9, 2083164), (12, 1562373), (18, 1041582), (27, 694388), (36, 520791), (54, 347194), (67, 279828), (108, 173597), (134, 139914), (201, 93276), (268, 69957), (402, 46638), (603, 31092), (804, 23319), (1206, 15546), (1809, 10364), (2412, 7773), (2591, 7236), (3618, 5182)]