218641284

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{18803}}^1$

素因数の和:18849

約数の個数: 72

約数和(自身を含む): 616019040

約数和(自身を除く): 397377756

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 34, 36, 38, 51, 57, 68, 76, 102, 114, 153, 171, 204, 228, 306, 323, 342, 612, 646, 684, 969, 1292, 1938, 2907, 3876, 5814, 11628, 18803, 37606, 56409, 75212, 112818, 169227, 225636, 319651, 338454, 357257, 639302, 676908, 714514, 958953, 1071771, 1278604, 1429028, 1917906, 2143542, 2876859, 3215313, 3835812, 4287084, 5753718, 6073369, 6430626, 11507436, 12146738, 12861252, 18220107, 24293476, 36440214, 54660321, 72880428, 109320642, 218641284]

約数ペア:

[(1, 218641284), (2, 109320642), (3, 72880428), (4, 54660321), (6, 36440214), (9, 24293476), (12, 18220107), (17, 12861252), (18, 12146738), (19, 11507436), (34, 6430626), (36, 6073369), (38, 5753718), (51, 4287084), (57, 3835812), (68, 3215313), (76, 2876859), (102, 2143542), (114, 1917906), (153, 1429028), (171, 1278604), (204, 1071771), (228, 958953), (306, 714514), (323, 676908), (342, 639302), (612, 357257), (646, 338454), (684, 319651), (969, 225636), (1292, 169227), (1938, 112818), (2907, 75212), (3876, 56409), (5814, 37606), (11628, 18803)]