19535724

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^4\times {\mathrm{19}}^1$

素因数の和:81

約数の個数: 90

約数和(自身を含む): 56312620

約数和(自身を除く): 36776896

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 169, 171, 228, 234, 247, 338, 342, 468, 494, 507, 676, 684, 741, 988, 1014, 1482, 1521, 2028, 2197, 2223, 2964, 3042, 3211, 4394, 4446, 6084, 6422, 6591, 8788, 8892, 9633, 12844, 13182, 19266, 19773, 26364, 28561, 28899, 38532, 39546, 41743, 57122, 57798, 79092, 83486, 85683, 114244, 115596, 125229, 166972, 171366, 250458, 257049, 342732, 375687, 500916, 514098, 542659, 751374, 1028196, 1085318, 1502748, 1627977, 2170636, 3255954, 4883931, 6511908, 9767862, 19535724]

約数ペア:

[(1, 19535724), (2, 9767862), (3, 6511908), (4, 4883931), (6, 3255954), (9, 2170636), (12, 1627977), (13, 1502748), (18, 1085318), (19, 1028196), (26, 751374), (36, 542659), (38, 514098), (39, 500916), (52, 375687), (57, 342732), (76, 257049), (78, 250458), (114, 171366), (117, 166972), (156, 125229), (169, 115596), (171, 114244), (228, 85683), (234, 83486), (247, 79092), (338, 57798), (342, 57122), (468, 41743), (494, 39546), (507, 38532), (676, 28899), (684, 28561), (741, 26364), (988, 19773), (1014, 19266), (1482, 13182), (1521, 12844), (2028, 9633), (2197, 8892), (2223, 8788), (2964, 6591), (3042, 6422), (3211, 6084), (4394, 4446)]