20965284

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{601}}^1$

素因数の和:650

約数の個数: 96

約数和(自身を含む): 60681600

約数和(自身を除く): 39716316

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 27, 34, 36, 38, 51, 54, 57, 68, 76, 102, 108, 114, 153, 171, 204, 228, 306, 323, 342, 459, 513, 601, 612, 646, 684, 918, 969, 1026, 1202, 1292, 1803, 1836, 1938, 2052, 2404, 2907, 3606, 3876, 5409, 5814, 7212, 8721, 10217, 10818, 11419, 11628, 16227, 17442, 20434, 21636, 22838, 30651, 32454, 34257, 34884, 40868, 45676, 61302, 64908, 68514, 91953, 102771, 122604, 137028, 183906, 194123, 205542, 275859, 308313, 367812, 388246, 411084, 551718, 582369, 616626, 776492, 1103436, 1164738, 1233252, 1747107, 2329476, 3494214, 5241321, 6988428, 10482642, 20965284]

約数ペア:

[(1, 20965284), (2, 10482642), (3, 6988428), (4, 5241321), (6, 3494214), (9, 2329476), (12, 1747107), (17, 1233252), (18, 1164738), (19, 1103436), (27, 776492), (34, 616626), (36, 582369), (38, 551718), (51, 411084), (54, 388246), (57, 367812), (68, 308313), (76, 275859), (102, 205542), (108, 194123), (114, 183906), (153, 137028), (171, 122604), (204, 102771), (228, 91953), (306, 68514), (323, 64908), (342, 61302), (459, 45676), (513, 40868), (601, 34884), (612, 34257), (646, 32454), (684, 30651), (918, 22838), (969, 21636), (1026, 20434), (1202, 17442), (1292, 16227), (1803, 11628), (1836, 11419), (1938, 10818), (2052, 10217), (2404, 8721), (2907, 7212), (3606, 5814), (3876, 5409)]