19930554

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{383}}^1$

素因数の和:464

約数の個数: 72

約数和(自身を含む): 51217920

約数和(自身を除く): 31287366

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 59, 63, 98, 118, 126, 147, 177, 294, 354, 383, 413, 441, 531, 766, 826, 882, 1062, 1149, 1239, 2298, 2478, 2681, 2891, 3447, 3717, 5362, 5782, 6894, 7434, 8043, 8673, 16086, 17346, 18767, 22597, 24129, 26019, 37534, 45194, 48258, 52038, 56301, 67791, 112602, 135582, 158179, 168903, 203373, 316358, 337806, 406746, 474537, 949074, 1107253, 1423611, 2214506, 2847222, 3321759, 6643518, 9965277, 19930554]

約数ペア:

[(1, 19930554), (2, 9965277), (3, 6643518), (6, 3321759), (7, 2847222), (9, 2214506), (14, 1423611), (18, 1107253), (21, 949074), (42, 474537), (49, 406746), (59, 337806), (63, 316358), (98, 203373), (118, 168903), (126, 158179), (147, 135582), (177, 112602), (294, 67791), (354, 56301), (383, 52038), (413, 48258), (441, 45194), (531, 37534), (766, 26019), (826, 24129), (882, 22597), (1062, 18767), (1149, 17346), (1239, 16086), (2298, 8673), (2478, 8043), (2681, 7434), (2891, 6894), (3447, 5782), (3717, 5362)]