20178026334

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{15679}}^1$

素因数の和:15830

約数の個数: 96

約数和(自身を含む): 47551795200

約数和(自身を除く): 27373768866

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 53, 57, 71, 106, 114, 142, 159, 171, 213, 318, 342, 426, 477, 639, 954, 1007, 1278, 1349, 2014, 2698, 3021, 3763, 4047, 6042, 7526, 8094, 9063, 11289, 12141, 15679, 18126, 22578, 24282, 31358, 33867, 47037, 67734, 71497, 94074, 141111, 142994, 214491, 282222, 297901, 428982, 595802, 643473, 830987, 893703, 1113209, 1286946, 1661974, 1787406, 2226418, 2492961, 2681109, 3339627, 4985922, 5362218, 6679254, 7478883, 10018881, 14957766, 15788753, 20037762, 21150971, 31577506, 42301942, 47366259, 59000077, 63452913, 94732518, 118000154, 126905826, 142098777, 177000231, 190358739, 284197554, 354000462, 380717478, 531000693, 1062001386, 1121001463, 2242002926, 3363004389, 6726008778, 10089013167, 20178026334]

約数ペア:

[(1, 20178026334), (2, 10089013167), (3, 6726008778), (6, 3363004389), (9, 2242002926), (18, 1121001463), (19, 1062001386), (38, 531000693), (53, 380717478), (57, 354000462), (71, 284197554), (106, 190358739), (114, 177000231), (142, 142098777), (159, 126905826), (171, 118000154), (213, 94732518), (318, 63452913), (342, 59000077), (426, 47366259), (477, 42301942), (639, 31577506), (954, 21150971), (1007, 20037762), (1278, 15788753), (1349, 14957766), (2014, 10018881), (2698, 7478883), (3021, 6679254), (3763, 5362218), (4047, 4985922), (6042, 3339627), (7526, 2681109), (8094, 2492961), (9063, 2226418), (11289, 1787406), (12141, 1661974), (15679, 1286946), (18126, 1113209), (22578, 893703), (24282, 830987), (31358, 643473), (33867, 595802), (47037, 428982), (67734, 297901), (71497, 282222), (94074, 214491), (141111, 142994)]