19368448

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:229

約数の個数: 80

約数和(自身を含む): 44684640

約数和(自身を除く): 25316192

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 64, 76, 88, 128, 152, 176, 181, 209, 256, 304, 352, 362, 418, 512, 608, 704, 724, 836, 1216, 1408, 1448, 1672, 1991, 2432, 2816, 2896, 3344, 3439, 3982, 4864, 5632, 5792, 6688, 6878, 7964, 9728, 11584, 13376, 13756, 15928, 23168, 26752, 27512, 31856, 37829, 46336, 53504, 55024, 63712, 75658, 92672, 107008, 110048, 127424, 151316, 220096, 254848, 302632, 440192, 509696, 605264, 880384, 1019392, 1210528, 1760768, 2421056, 4842112, 9684224, 19368448]

約数ペア:

[(1, 19368448), (2, 9684224), (4, 4842112), (8, 2421056), (11, 1760768), (16, 1210528), (19, 1019392), (22, 880384), (32, 605264), (38, 509696), (44, 440192), (64, 302632), (76, 254848), (88, 220096), (128, 151316), (152, 127424), (176, 110048), (181, 107008), (209, 92672), (256, 75658), (304, 63712), (352, 55024), (362, 53504), (418, 46336), (512, 37829), (608, 31856), (704, 27512), (724, 26752), (836, 23168), (1216, 15928), (1408, 13756), (1448, 13376), (1672, 11584), (1991, 9728), (2432, 7964), (2816, 6878), (2896, 6688), (3344, 5792), (3439, 5632), (3982, 4864)]