19065738

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 42674688

約数和(自身を除く): 23608950

約数列:

[1, 2, 3, 6, 17, 34, 41, 47, 51, 82, 94, 97, 102, 123, 141, 194, 246, 282, 291, 582, 697, 799, 1394, 1598, 1649, 1927, 2091, 2397, 3298, 3854, 3977, 4182, 4559, 4794, 4947, 5781, 7954, 9118, 9894, 11562, 11931, 13677, 23862, 27354, 32759, 65518, 67609, 77503, 98277, 135218, 155006, 186919, 196554, 202827, 232509, 373838, 405654, 465018, 560757, 1121514, 3177623, 6355246, 9532869, 19065738]

約数ペア:

[(1, 19065738), (2, 9532869), (3, 6355246), (6, 3177623), (17, 1121514), (34, 560757), (41, 465018), (47, 405654), (51, 373838), (82, 232509), (94, 202827), (97, 196554), (102, 186919), (123, 155006), (141, 135218), (194, 98277), (246, 77503), (282, 67609), (291, 65518), (582, 32759), (697, 27354), (799, 23862), (1394, 13677), (1598, 11931), (1649, 11562), (1927, 9894), (2091, 9118), (2397, 7954), (3298, 5781), (3854, 4947), (3977, 4794), (4182, 4559)]