18702914290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1453}}^1\times {\mathrm{1831}}^1$

素因数の和:3347

約数の個数: 64

約数和(自身を含む): 36439799040

約数和(自身を除く): 17736884750

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 95, 185, 190, 370, 703, 1406, 1453, 1831, 2906, 3515, 3662, 7030, 7265, 9155, 14530, 18310, 27607, 34789, 53761, 55214, 67747, 69578, 107522, 135494, 138035, 173945, 268805, 276070, 338735, 347890, 537610, 677470, 1021459, 1287193, 2042918, 2574386, 2660443, 5107295, 5320886, 6435965, 10214590, 12871930, 13302215, 26604430, 50548417, 98436391, 101096834, 196872782, 252742085, 492181955, 505484170, 984363910, 1870291429, 3740582858, 9351457145, 18702914290]

約数ペア:

[(1, 18702914290), (2, 9351457145), (5, 3740582858), (10, 1870291429), (19, 984363910), (37, 505484170), (38, 492181955), (74, 252742085), (95, 196872782), (185, 101096834), (190, 98436391), (370, 50548417), (703, 26604430), (1406, 13302215), (1453, 12871930), (1831, 10214590), (2906, 6435965), (3515, 5320886), (3662, 5107295), (7030, 2660443), (7265, 2574386), (9155, 2042918), (14530, 1287193), (18310, 1021459), (27607, 677470), (34789, 537610), (53761, 347890), (55214, 338735), (67747, 276070), (69578, 268805), (107522, 173945), (135494, 138035)]