20618741142

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{12143}}^1$

素因数の和:12378

約数の個数: 96

約数和(自身を含む): 49104506880

約数和(自身を除く): 28485765738

約数列:

[1, 2, 3, 6, 9, 17, 18, 31, 34, 51, 62, 93, 102, 153, 179, 186, 279, 306, 358, 527, 537, 558, 1054, 1074, 1581, 1611, 3043, 3162, 3222, 4743, 5549, 6086, 9129, 9486, 11098, 12143, 16647, 18258, 24286, 27387, 33294, 36429, 49941, 54774, 72858, 94333, 99882, 109287, 188666, 206431, 218574, 282999, 376433, 412862, 565998, 619293, 752866, 848997, 1129299, 1238586, 1697994, 1857879, 2173597, 2258598, 3387897, 3715758, 4347194, 6399361, 6520791, 6775794, 12798722, 13041582, 19198083, 19562373, 36951149, 38396166, 39124746, 57594249, 67381507, 73902298, 110853447, 115188498, 134763014, 202144521, 221706894, 332560341, 404289042, 606433563, 665120682, 1145485619, 1212867126, 2290971238, 3436456857, 6872913714, 10309370571, 20618741142]

約数ペア:

[(1, 20618741142), (2, 10309370571), (3, 6872913714), (6, 3436456857), (9, 2290971238), (17, 1212867126), (18, 1145485619), (31, 665120682), (34, 606433563), (51, 404289042), (62, 332560341), (93, 221706894), (102, 202144521), (153, 134763014), (179, 115188498), (186, 110853447), (279, 73902298), (306, 67381507), (358, 57594249), (527, 39124746), (537, 38396166), (558, 36951149), (1054, 19562373), (1074, 19198083), (1581, 13041582), (1611, 12798722), (3043, 6775794), (3162, 6520791), (3222, 6399361), (4743, 4347194), (5549, 3715758), (6086, 3387897), (9129, 2258598), (9486, 2173597), (11098, 1857879), (12143, 1697994), (16647, 1238586), (18258, 1129299), (24286, 848997), (27387, 752866), (33294, 619293), (36429, 565998), (49941, 412862), (54774, 376433), (72858, 282999), (94333, 218574), (99882, 206431), (109287, 188666)]