4920461388

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{20731}}^1$

素因数の和:21107

約数の個数: 72

約数和(自身を含む): 13130819520

約数和(自身を除く): 8210358132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 347, 684, 694, 1041, 1388, 2082, 3123, 4164, 6246, 6593, 12492, 13186, 19779, 20731, 26372, 39558, 41462, 59337, 62193, 79116, 82924, 118674, 124386, 186579, 237348, 248772, 373158, 393889, 746316, 787778, 1181667, 1575556, 2363334, 3545001, 4726668, 7090002, 7193657, 14180004, 14387314, 21580971, 28774628, 43161942, 64742913, 86323884, 129485826, 136679483, 258971652, 273358966, 410038449, 546717932, 820076898, 1230115347, 1640153796, 2460230694, 4920461388]

約数ペア:

[(1, 4920461388), (2, 2460230694), (3, 1640153796), (4, 1230115347), (6, 820076898), (9, 546717932), (12, 410038449), (18, 273358966), (19, 258971652), (36, 136679483), (38, 129485826), (57, 86323884), (76, 64742913), (114, 43161942), (171, 28774628), (228, 21580971), (342, 14387314), (347, 14180004), (684, 7193657), (694, 7090002), (1041, 4726668), (1388, 3545001), (2082, 2363334), (3123, 1575556), (4164, 1181667), (6246, 787778), (6593, 746316), (12492, 393889), (13186, 373158), (19779, 248772), (20731, 237348), (26372, 186579), (39558, 124386), (41462, 118674), (59337, 82924), (62193, 79116)]