15638748

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{607}}^1$

素因数の和:746

約数の個数: 48

約数和(自身を含む): 38814720

約数和(自身を除く): 23175972

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 113, 114, 226, 228, 339, 452, 607, 678, 1214, 1356, 1821, 2147, 2428, 3642, 4294, 6441, 7284, 8588, 11533, 12882, 23066, 25764, 34599, 46132, 68591, 69198, 137182, 138396, 205773, 274364, 411546, 823092, 1303229, 2606458, 3909687, 5212916, 7819374, 15638748]

約数ペア:

[(1, 15638748), (2, 7819374), (3, 5212916), (4, 3909687), (6, 2606458), (12, 1303229), (19, 823092), (38, 411546), (57, 274364), (76, 205773), (113, 138396), (114, 137182), (226, 69198), (228, 68591), (339, 46132), (452, 34599), (607, 25764), (678, 23066), (1214, 12882), (1356, 11533), (1821, 8588), (2147, 7284), (2428, 6441), (3642, 4294)]