19950894

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:342

約数の個数: 64

約数和(自身を含む): 47623680

約数和(自身を除く): 27672786

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 102, 103, 153, 206, 211, 306, 309, 422, 459, 618, 633, 918, 927, 1266, 1751, 1854, 1899, 2781, 3502, 3587, 3798, 5253, 5562, 5697, 7174, 10506, 10761, 11394, 15759, 21522, 21733, 31518, 32283, 43466, 47277, 64566, 65199, 94554, 96849, 130398, 193698, 195597, 369461, 391194, 586791, 738922, 1108383, 1173582, 2216766, 3325149, 6650298, 9975447, 19950894]

約数ペア:

[(1, 19950894), (2, 9975447), (3, 6650298), (6, 3325149), (9, 2216766), (17, 1173582), (18, 1108383), (27, 738922), (34, 586791), (51, 391194), (54, 369461), (102, 195597), (103, 193698), (153, 130398), (206, 96849), (211, 94554), (306, 65199), (309, 64566), (422, 47277), (459, 43466), (618, 32283), (633, 31518), (918, 21733), (927, 21522), (1266, 15759), (1751, 11394), (1854, 10761), (1899, 10506), (2781, 7174), (3502, 5697), (3587, 5562), (3798, 5253)]