19556154

素因数分解:

$2^1\times 3^7\times {\mathrm{17}}^1\times {\mathrm{263}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 46759680

約数和(自身を除く): 27203526

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 81, 102, 153, 162, 243, 263, 306, 459, 486, 526, 729, 789, 918, 1377, 1458, 1578, 2187, 2367, 2754, 4131, 4374, 4471, 4734, 7101, 8262, 8942, 12393, 13413, 14202, 21303, 24786, 26826, 37179, 40239, 42606, 63909, 74358, 80478, 120717, 127818, 191727, 241434, 362151, 383454, 575181, 724302, 1086453, 1150362, 2172906, 3259359, 6518718, 9778077, 19556154]

約数ペア:

[(1, 19556154), (2, 9778077), (3, 6518718), (6, 3259359), (9, 2172906), (17, 1150362), (18, 1086453), (27, 724302), (34, 575181), (51, 383454), (54, 362151), (81, 241434), (102, 191727), (153, 127818), (162, 120717), (243, 80478), (263, 74358), (306, 63909), (459, 42606), (486, 40239), (526, 37179), (729, 26826), (789, 24786), (918, 21303), (1377, 14202), (1458, 13413), (1578, 12393), (2187, 8942), (2367, 8262), (2754, 7101), (4131, 4734), (4374, 4471)]