12784948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{373}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 26389440

約数和(自身を除く): 13604492

約数列:

[1, 2, 4, 11, 19, 22, 38, 41, 44, 76, 82, 164, 209, 373, 418, 451, 746, 779, 836, 902, 1492, 1558, 1804, 3116, 4103, 7087, 8206, 8569, 14174, 15293, 16412, 17138, 28348, 30586, 34276, 61172, 77957, 155914, 168223, 290567, 311828, 336446, 581134, 672892, 1162268, 3196237, 6392474, 12784948]

約数ペア:

[(1, 12784948), (2, 6392474), (4, 3196237), (11, 1162268), (19, 672892), (22, 581134), (38, 336446), (41, 311828), (44, 290567), (76, 168223), (82, 155914), (164, 77957), (209, 61172), (373, 34276), (418, 30586), (451, 28348), (746, 17138), (779, 16412), (836, 15293), (902, 14174), (1492, 8569), (1558, 8206), (1804, 7087), (3116, 4103)]