19757196

素因数分解:

$2^2\times 3^4\times {\mathrm{17}}^2\times {\mathrm{211}}^1$

素因数の和:261

約数の個数: 90

約数和(自身を含む): 55126148

約数和(自身を除く): 35368952

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 81, 102, 108, 153, 162, 204, 211, 289, 306, 324, 422, 459, 578, 612, 633, 844, 867, 918, 1156, 1266, 1377, 1734, 1836, 1899, 2532, 2601, 2754, 3468, 3587, 3798, 5202, 5508, 5697, 7174, 7596, 7803, 10404, 10761, 11394, 14348, 15606, 17091, 21522, 22788, 23409, 31212, 32283, 34182, 43044, 46818, 60979, 64566, 68364, 93636, 96849, 121958, 129132, 182937, 193698, 243916, 290547, 365874, 387396, 548811, 581094, 731748, 1097622, 1162188, 1646433, 2195244, 3292866, 4939299, 6585732, 9878598, 19757196]

約数ペア:

[(1, 19757196), (2, 9878598), (3, 6585732), (4, 4939299), (6, 3292866), (9, 2195244), (12, 1646433), (17, 1162188), (18, 1097622), (27, 731748), (34, 581094), (36, 548811), (51, 387396), (54, 365874), (68, 290547), (81, 243916), (102, 193698), (108, 182937), (153, 129132), (162, 121958), (204, 96849), (211, 93636), (289, 68364), (306, 64566), (324, 60979), (422, 46818), (459, 43044), (578, 34182), (612, 32283), (633, 31212), (844, 23409), (867, 22788), (918, 21522), (1156, 17091), (1266, 15606), (1377, 14348), (1734, 11394), (1836, 10761), (1899, 10404), (2532, 7803), (2601, 7596), (2754, 7174), (3468, 5697), (3587, 5508), (3798, 5202)]