18922974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1031}}^1$

素因数の和:1085

約数の個数: 64

約数和(自身を含む): 47554560

約数和(自身を除く): 28631586

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 23, 38, 42, 46, 57, 69, 114, 133, 138, 161, 266, 322, 399, 437, 483, 798, 874, 966, 1031, 1311, 2062, 2622, 3059, 3093, 6118, 6186, 7217, 9177, 14434, 18354, 19589, 21651, 23713, 39178, 43302, 47426, 58767, 71139, 117534, 137123, 142278, 165991, 274246, 331982, 411369, 450547, 497973, 822738, 901094, 995946, 1351641, 2703282, 3153829, 6307658, 9461487, 18922974]

約数ペア:

[(1, 18922974), (2, 9461487), (3, 6307658), (6, 3153829), (7, 2703282), (14, 1351641), (19, 995946), (21, 901094), (23, 822738), (38, 497973), (42, 450547), (46, 411369), (57, 331982), (69, 274246), (114, 165991), (133, 142278), (138, 137123), (161, 117534), (266, 71139), (322, 58767), (399, 47426), (437, 43302), (483, 39178), (798, 23713), (874, 21651), (966, 19589), (1031, 18354), (1311, 14434), (2062, 9177), (2622, 7217), (3059, 6186), (3093, 6118)]