20861409576

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1\times {\mathrm{10739}}^1$

素因数の和:11159

約数の個数: 128

約数和(自身を含む): 61697433600

約数和(自身を除く): 40836024024

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 124, 168, 186, 217, 248, 372, 373, 434, 651, 744, 746, 868, 1119, 1302, 1492, 1736, 2238, 2604, 2611, 2984, 4476, 5208, 5222, 7833, 8952, 10444, 10739, 11563, 15666, 20888, 21478, 23126, 31332, 32217, 34689, 42956, 46252, 62664, 64434, 69378, 75173, 80941, 85912, 92504, 128868, 138756, 150346, 161882, 225519, 242823, 257736, 277512, 300692, 323764, 332909, 451038, 485646, 601384, 647528, 665818, 902076, 971292, 998727, 1331636, 1804152, 1942584, 1997454, 2330363, 2663272, 3994908, 4005647, 4660726, 6991089, 7989816, 8011294, 9321452, 12016941, 13982178, 16022588, 18642904, 24033882, 27964356, 28039529, 32045176, 48067764, 55928712, 56079058, 84118587, 96135528, 112158116, 124175057, 168237174, 224316232, 248350114, 336474348, 372525171, 496700228, 672948696, 745050342, 869225399, 993400456, 1490100684, 1738450798, 2607676197, 2980201368, 3476901596, 5215352394, 6953803192, 10430704788, 20861409576]

約数ペア:

[(1, 20861409576), (2, 10430704788), (3, 6953803192), (4, 5215352394), (6, 3476901596), (7, 2980201368), (8, 2607676197), (12, 1738450798), (14, 1490100684), (21, 993400456), (24, 869225399), (28, 745050342), (31, 672948696), (42, 496700228), (56, 372525171), (62, 336474348), (84, 248350114), (93, 224316232), (124, 168237174), (168, 124175057), (186, 112158116), (217, 96135528), (248, 84118587), (372, 56079058), (373, 55928712), (434, 48067764), (651, 32045176), (744, 28039529), (746, 27964356), (868, 24033882), (1119, 18642904), (1302, 16022588), (1492, 13982178), (1736, 12016941), (2238, 9321452), (2604, 8011294), (2611, 7989816), (2984, 6991089), (4476, 4660726), (5208, 4005647), (5222, 3994908), (7833, 2663272), (8952, 2330363), (10444, 1997454), (10739, 1942584), (11563, 1804152), (15666, 1331636), (20888, 998727), (21478, 971292), (23126, 902076), (31332, 665818), (32217, 647528), (34689, 601384), (42956, 485646), (46252, 451038), (62664, 332909), (64434, 323764), (69378, 300692), (75173, 277512), (80941, 257736), (85912, 242823), (92504, 225519), (128868, 161882), (138756, 150346)]