19001286590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3533}}^1\times {\mathrm{3761}}^1$

素因数の和:7325

約数の個数: 64

約数和(自身を含む): 40203801792

約数和(自身を除く): 21202515202

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 3533, 3761, 7066, 7522, 17665, 18805, 35330, 37610, 38863, 41371, 45929, 48893, 77726, 82742, 91858, 97786, 194315, 206855, 229645, 244465, 388630, 413710, 459290, 488930, 505219, 537823, 1010438, 1075646, 2526095, 2689115, 5052190, 5378230, 13287613, 26575226, 66438065, 132876130, 146163743, 172738969, 292327486, 345477938, 730818715, 863694845, 1461637430, 1727389690, 1900128659, 3800257318, 9500643295, 19001286590]

約数ペア:

[(1, 19001286590), (2, 9500643295), (5, 3800257318), (10, 1900128659), (11, 1727389690), (13, 1461637430), (22, 863694845), (26, 730818715), (55, 345477938), (65, 292327486), (110, 172738969), (130, 146163743), (143, 132876130), (286, 66438065), (715, 26575226), (1430, 13287613), (3533, 5378230), (3761, 5052190), (7066, 2689115), (7522, 2526095), (17665, 1075646), (18805, 1010438), (35330, 537823), (37610, 505219), (38863, 488930), (41371, 459290), (45929, 413710), (48893, 388630), (77726, 244465), (82742, 229645), (91858, 206855), (97786, 194315)]