2156869664

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{122327}}^1$

素因数の和:122385

約数の個数: 48

約数和(自身を含む): 4623998400

約数和(自身を除く): 2467128736

約数列:

[1, 2, 4, 8, 16, 19, 29, 32, 38, 58, 76, 116, 152, 232, 304, 464, 551, 608, 928, 1102, 2204, 4408, 8816, 17632, 122327, 244654, 489308, 978616, 1957232, 2324213, 3547483, 3914464, 4648426, 7094966, 9296852, 14189932, 18593704, 28379864, 37187408, 56759728, 67402177, 74374816, 113519456, 134804354, 269608708, 539217416, 1078434832, 2156869664]

約数ペア:

[(1, 2156869664), (2, 1078434832), (4, 539217416), (8, 269608708), (16, 134804354), (19, 113519456), (29, 74374816), (32, 67402177), (38, 56759728), (58, 37187408), (76, 28379864), (116, 18593704), (152, 14189932), (232, 9296852), (304, 7094966), (464, 4648426), (551, 3914464), (608, 3547483), (928, 2324213), (1102, 1957232), (2204, 978616), (4408, 489308), (8816, 244654), (17632, 122327)]