19384716

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{397}}^1$

素因数の和:730

約数の個数: 48

約数和(自身を含む): 48989024

約数和(自身を除く): 29604308

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 313, 397, 626, 794, 939, 1191, 1252, 1588, 1878, 2382, 3756, 4069, 4764, 5161, 8138, 10322, 12207, 15483, 16276, 20644, 24414, 30966, 48828, 61932, 124261, 248522, 372783, 497044, 745566, 1491132, 1615393, 3230786, 4846179, 6461572, 9692358, 19384716]

約数ペア:

[(1, 19384716), (2, 9692358), (3, 6461572), (4, 4846179), (6, 3230786), (12, 1615393), (13, 1491132), (26, 745566), (39, 497044), (52, 372783), (78, 248522), (156, 124261), (313, 61932), (397, 48828), (626, 30966), (794, 24414), (939, 20644), (1191, 16276), (1252, 15483), (1588, 12207), (1878, 10322), (2382, 8138), (3756, 5161), (4069, 4764)]