20191547570

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1531}}^1\times {\mathrm{1693}}^1$

素因数の和:3291

約数の個数: 64

約数和(自身を含む): 39239544960

約数和(自身を除く): 19047997390

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1531, 1558, 1693, 3062, 3386, 3895, 7655, 7790, 8465, 15310, 16930, 29089, 32167, 58178, 62771, 64334, 69413, 125542, 138826, 145445, 160835, 290890, 313855, 321670, 347065, 627710, 694130, 1192649, 1318847, 2385298, 2591983, 2637694, 5183966, 5963245, 6594235, 11926490, 12959915, 13188470, 25919830, 49247677, 98495354, 106271303, 212542606, 246238385, 492476770, 531356515, 1062713030, 2019154757, 4038309514, 10095773785, 20191547570]

約数ペア:

[(1, 20191547570), (2, 10095773785), (5, 4038309514), (10, 2019154757), (19, 1062713030), (38, 531356515), (41, 492476770), (82, 246238385), (95, 212542606), (190, 106271303), (205, 98495354), (410, 49247677), (779, 25919830), (1531, 13188470), (1558, 12959915), (1693, 11926490), (3062, 6594235), (3386, 5963245), (3895, 5183966), (7655, 2637694), (7790, 2591983), (8465, 2385298), (15310, 1318847), (16930, 1192649), (29089, 694130), (32167, 627710), (58178, 347065), (62771, 321670), (64334, 313855), (69413, 290890), (125542, 160835), (138826, 145445)]