19362496

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:257

約数の個数: 56

約数和(自身を含む): 40453056

約数和(自身を除く): 21090560

約数列:

[1, 2, 4, 8, 16, 32, 41, 47, 64, 82, 94, 157, 164, 188, 314, 328, 376, 628, 656, 752, 1256, 1312, 1504, 1927, 2512, 2624, 3008, 3854, 5024, 6437, 7379, 7708, 10048, 12874, 14758, 15416, 25748, 29516, 30832, 51496, 59032, 61664, 102992, 118064, 123328, 205984, 236128, 302539, 411968, 472256, 605078, 1210156, 2420312, 4840624, 9681248, 19362496]

約数ペア:

[(1, 19362496), (2, 9681248), (4, 4840624), (8, 2420312), (16, 1210156), (32, 605078), (41, 472256), (47, 411968), (64, 302539), (82, 236128), (94, 205984), (157, 123328), (164, 118064), (188, 102992), (314, 61664), (328, 59032), (376, 51496), (628, 30832), (656, 29516), (752, 25748), (1256, 15416), (1312, 14758), (1504, 12874), (1927, 10048), (2512, 7708), (2624, 7379), (3008, 6437), (3854, 5024)]