393478144

素因数分解:

$2^{18}\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:134

約数の個数: 76

約数和(自身を含む): 838859200

約数和(自身を除く): 445381056

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 79, 128, 152, 158, 256, 304, 316, 512, 608, 632, 1024, 1216, 1264, 1501, 2048, 2432, 2528, 3002, 4096, 4864, 5056, 6004, 8192, 9728, 10112, 12008, 16384, 19456, 20224, 24016, 32768, 38912, 40448, 48032, 65536, 77824, 80896, 96064, 131072, 155648, 161792, 192128, 262144, 311296, 323584, 384256, 622592, 647168, 768512, 1245184, 1294336, 1537024, 2490368, 2588672, 3074048, 4980736, 5177344, 6148096, 10354688, 12296192, 20709376, 24592384, 49184768, 98369536, 196739072, 393478144]

約数ペア:

[(1, 393478144), (2, 196739072), (4, 98369536), (8, 49184768), (16, 24592384), (19, 20709376), (32, 12296192), (38, 10354688), (64, 6148096), (76, 5177344), (79, 4980736), (128, 3074048), (152, 2588672), (158, 2490368), (256, 1537024), (304, 1294336), (316, 1245184), (512, 768512), (608, 647168), (632, 622592), (1024, 384256), (1216, 323584), (1264, 311296), (1501, 262144), (2048, 192128), (2432, 161792), (2528, 155648), (3002, 131072), (4096, 96064), (4864, 80896), (5056, 77824), (6004, 65536), (8192, 48032), (9728, 40448), (10112, 38912), (12008, 32768), (16384, 24016), (19456, 20224)]