19945278696

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{997663}}^1$

素因数の和:997703

約数の個数: 96

約数和(自身を含む): 61416195840

約数和(自身を除く): 41470917144

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 49, 51, 56, 68, 84, 98, 102, 119, 136, 147, 168, 196, 204, 238, 294, 357, 392, 408, 476, 588, 714, 833, 952, 1176, 1428, 1666, 2499, 2856, 3332, 4998, 6664, 9996, 19992, 997663, 1995326, 2992989, 3990652, 5985978, 6983641, 7981304, 11971956, 13967282, 16960271, 20950923, 23943912, 27934564, 33920542, 41901846, 48885487, 50880813, 55869128, 67841084, 83803692, 97770974, 101761626, 118721897, 135682168, 146656461, 167607384, 195541948, 203523252, 237443794, 293312922, 356165691, 391083896, 407046504, 474887588, 586625844, 712331382, 831053279, 949775176, 1173251688, 1424662764, 1662106558, 2493159837, 2849325528, 3324213116, 4986319674, 6648426232, 9972639348, 19945278696]

約数ペア:

[(1, 19945278696), (2, 9972639348), (3, 6648426232), (4, 4986319674), (6, 3324213116), (7, 2849325528), (8, 2493159837), (12, 1662106558), (14, 1424662764), (17, 1173251688), (21, 949775176), (24, 831053279), (28, 712331382), (34, 586625844), (42, 474887588), (49, 407046504), (51, 391083896), (56, 356165691), (68, 293312922), (84, 237443794), (98, 203523252), (102, 195541948), (119, 167607384), (136, 146656461), (147, 135682168), (168, 118721897), (196, 101761626), (204, 97770974), (238, 83803692), (294, 67841084), (357, 55869128), (392, 50880813), (408, 48885487), (476, 41901846), (588, 33920542), (714, 27934564), (833, 23943912), (952, 20950923), (1176, 16960271), (1428, 13967282), (1666, 11971956), (2499, 7981304), (2856, 6983641), (3332, 5985978), (4998, 3990652), (6664, 2992989), (9996, 1995326), (19992, 997663)]