1912712235

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{20399}}^1$

素因数の和:20480

約数の個数: 64

約数和(自身を含む): 3760128000

約数和(自身を除く): 1847415765

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 47, 57, 95, 105, 133, 141, 235, 285, 329, 399, 665, 705, 893, 987, 1645, 1995, 2679, 4465, 4935, 6251, 13395, 18753, 20399, 31255, 61197, 93765, 101995, 142793, 305985, 387581, 428379, 713965, 958753, 1162743, 1937905, 2141895, 2713067, 2876259, 4793765, 5813715, 6711271, 8139201, 13565335, 14381295, 18216307, 20133813, 33556355, 40696005, 54648921, 91081535, 100669065, 127514149, 273244605, 382542447, 637570745, 1912712235]

約数ペア:

[(1, 1912712235), (3, 637570745), (5, 382542447), (7, 273244605), (15, 127514149), (19, 100669065), (21, 91081535), (35, 54648921), (47, 40696005), (57, 33556355), (95, 20133813), (105, 18216307), (133, 14381295), (141, 13565335), (235, 8139201), (285, 6711271), (329, 5813715), (399, 4793765), (665, 2876259), (705, 2713067), (893, 2141895), (987, 1937905), (1645, 1162743), (1995, 958753), (2679, 713965), (4465, 428379), (4935, 387581), (6251, 305985), (13395, 142793), (18753, 101995), (20399, 93765), (31255, 61197)]