19872762

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2141}}^1$

素因数の和:2183

約数の個数: 64

約数和(自身を含む): 51819264

約数和(自身を除く): 31946502

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 21, 26, 34, 39, 42, 51, 78, 91, 102, 119, 182, 221, 238, 273, 357, 442, 546, 663, 714, 1326, 1547, 2141, 3094, 4282, 4641, 6423, 9282, 12846, 14987, 27833, 29974, 36397, 44961, 55666, 72794, 83499, 89922, 109191, 166998, 194831, 218382, 254779, 389662, 473161, 509558, 584493, 764337, 946322, 1168986, 1419483, 1528674, 2838966, 3312127, 6624254, 9936381, 19872762]

約数ペア:

[(1, 19872762), (2, 9936381), (3, 6624254), (6, 3312127), (7, 2838966), (13, 1528674), (14, 1419483), (17, 1168986), (21, 946322), (26, 764337), (34, 584493), (39, 509558), (42, 473161), (51, 389662), (78, 254779), (91, 218382), (102, 194831), (119, 166998), (182, 109191), (221, 89922), (238, 83499), (273, 72794), (357, 55666), (442, 44961), (546, 36397), (663, 29974), (714, 27833), (1326, 14987), (1547, 12846), (2141, 9282), (3094, 6423), (4282, 4641)]