19007046268

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1\times {\mathrm{1021}}^1$

素因数の和:1403

約数の個数: 96

約数和(自身を含む): 40185105408

約数和(自身を除く): 21178059140

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 137, 161, 211, 274, 322, 422, 548, 644, 844, 959, 1021, 1477, 1918, 2042, 2954, 3151, 3836, 4084, 4853, 5908, 6302, 7147, 9706, 12604, 14294, 19412, 22057, 23483, 28588, 28907, 33971, 44114, 46966, 57814, 67942, 88228, 93932, 115628, 135884, 139877, 164381, 202349, 215431, 279754, 328762, 404698, 430862, 559508, 657524, 664861, 809396, 861724, 979139, 1329722, 1508017, 1958278, 2659444, 3016034, 3217171, 3916556, 4654027, 4954913, 6032068, 6434342, 9308054, 9909826, 12868684, 18616108, 19819652, 22520197, 29514047, 34684391, 45040394, 59028094, 69368782, 90080788, 118056188, 138737564, 206598329, 413196658, 678823081, 826393316, 1357646162, 2715292324, 4751761567, 9503523134, 19007046268]

約数ペア:

[(1, 19007046268), (2, 9503523134), (4, 4751761567), (7, 2715292324), (14, 1357646162), (23, 826393316), (28, 678823081), (46, 413196658), (92, 206598329), (137, 138737564), (161, 118056188), (211, 90080788), (274, 69368782), (322, 59028094), (422, 45040394), (548, 34684391), (644, 29514047), (844, 22520197), (959, 19819652), (1021, 18616108), (1477, 12868684), (1918, 9909826), (2042, 9308054), (2954, 6434342), (3151, 6032068), (3836, 4954913), (4084, 4654027), (4853, 3916556), (5908, 3217171), (6302, 3016034), (7147, 2659444), (9706, 1958278), (12604, 1508017), (14294, 1329722), (19412, 979139), (22057, 861724), (23483, 809396), (28588, 664861), (28907, 657524), (33971, 559508), (44114, 430862), (46966, 404698), (57814, 328762), (67942, 279754), (88228, 215431), (93932, 202349), (115628, 164381), (135884, 139877)]