18996876882

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^2\times {\mathrm{149}}^1\times {\mathrm{24509}}^1$

素因数の和:24700

約数の個数: 72

約数和(自身を含む): 44018734500

約数和(自身を除く): 25021857618

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 149, 153, 289, 298, 306, 447, 578, 867, 894, 1341, 1734, 2533, 2601, 2682, 5066, 5202, 7599, 15198, 22797, 24509, 43061, 45594, 49018, 73527, 86122, 129183, 147054, 220581, 258366, 387549, 416653, 441162, 775098, 833306, 1249959, 2499918, 3651841, 3749877, 7083101, 7303682, 7499754, 10955523, 14166202, 21249303, 21911046, 32866569, 42498606, 62081297, 63747909, 65733138, 124162594, 127495818, 186243891, 372487782, 558731673, 1055382049, 1117463346, 2110764098, 3166146147, 6332292294, 9498438441, 18996876882]

約数ペア:

[(1, 18996876882), (2, 9498438441), (3, 6332292294), (6, 3166146147), (9, 2110764098), (17, 1117463346), (18, 1055382049), (34, 558731673), (51, 372487782), (102, 186243891), (149, 127495818), (153, 124162594), (289, 65733138), (298, 63747909), (306, 62081297), (447, 42498606), (578, 32866569), (867, 21911046), (894, 21249303), (1341, 14166202), (1734, 10955523), (2533, 7499754), (2601, 7303682), (2682, 7083101), (5066, 3749877), (5202, 3651841), (7599, 2499918), (15198, 1249959), (22797, 833306), (24509, 775098), (43061, 441162), (45594, 416653), (49018, 387549), (73527, 258366), (86122, 220581), (129183, 147054)]