39881438

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{541}}^1$

素因数の和:644

約数の個数: 32

約数和(自身を含む): 65560320

約数和(自身を除く): 25678882

約数列:

[1, 2, 29, 31, 41, 58, 62, 82, 541, 899, 1082, 1189, 1271, 1798, 2378, 2542, 15689, 16771, 22181, 31378, 33542, 36859, 44362, 73718, 486359, 643249, 687611, 972718, 1286498, 1375222, 19940719, 39881438]

約数ペア:

[(1, 39881438), (2, 19940719), (29, 1375222), (31, 1286498), (41, 972718), (58, 687611), (62, 643249), (82, 486359), (541, 73718), (899, 44362), (1082, 36859), (1189, 33542), (1271, 31378), (1798, 22181), (2378, 16771), (2542, 15689)]