20714944

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:293

約数の個数: 56

約数和(自身を含む): 43452288

約数和(自身を除く): 22737344

約数列:

[1, 2, 4, 8, 16, 31, 32, 53, 62, 64, 106, 124, 197, 212, 248, 394, 424, 496, 788, 848, 992, 1576, 1643, 1696, 1984, 3152, 3286, 3392, 6107, 6304, 6572, 10441, 12214, 12608, 13144, 20882, 24428, 26288, 41764, 48856, 52576, 83528, 97712, 105152, 167056, 195424, 323671, 334112, 390848, 647342, 668224, 1294684, 2589368, 5178736, 10357472, 20714944]

約数ペア:

[(1, 20714944), (2, 10357472), (4, 5178736), (8, 2589368), (16, 1294684), (31, 668224), (32, 647342), (53, 390848), (62, 334112), (64, 323671), (106, 195424), (124, 167056), (197, 105152), (212, 97712), (248, 83528), (394, 52576), (424, 48856), (496, 41764), (788, 26288), (848, 24428), (992, 20882), (1576, 13144), (1643, 12608), (1696, 12214), (1984, 10441), (3152, 6572), (3286, 6304), (3392, 6107)]