19187496

素因数分解:

$2^3\times 3^3\times {\mathrm{211}}^1\times {\mathrm{421}}^1$

素因数の和:647

約数の個数: 64

約数和(自身を含む): 53678400

約数和(自身を除く): 34490904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 211, 216, 421, 422, 633, 842, 844, 1263, 1266, 1684, 1688, 1899, 2526, 2532, 3368, 3789, 3798, 5052, 5064, 5697, 7578, 7596, 10104, 11367, 11394, 15156, 15192, 22734, 22788, 30312, 45468, 45576, 88831, 90936, 177662, 266493, 355324, 532986, 710648, 799479, 1065972, 1598958, 2131944, 2398437, 3197916, 4796874, 6395832, 9593748, 19187496]

約数ペア:

[(1, 19187496), (2, 9593748), (3, 6395832), (4, 4796874), (6, 3197916), (8, 2398437), (9, 2131944), (12, 1598958), (18, 1065972), (24, 799479), (27, 710648), (36, 532986), (54, 355324), (72, 266493), (108, 177662), (211, 90936), (216, 88831), (421, 45576), (422, 45468), (633, 30312), (842, 22788), (844, 22734), (1263, 15192), (1266, 15156), (1684, 11394), (1688, 11367), (1899, 10104), (2526, 7596), (2532, 7578), (3368, 5697), (3789, 5064), (3798, 5052)]