20121986736

素因数分解:

$2^4\times 3^3\times {\mathrm{4513}}^1\times {\mathrm{10321}}^1$

素因数の和:14851

約数の個数: 80

約数和(自身を含む): 57775949920

約数和(自身を除く): 37653963184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 4513, 9026, 10321, 13539, 18052, 20642, 27078, 30963, 36104, 40617, 41284, 54156, 61926, 72208, 81234, 82568, 92889, 108312, 121851, 123852, 162468, 165136, 185778, 216624, 243702, 247704, 278667, 324936, 371556, 487404, 495408, 557334, 649872, 743112, 974808, 1114668, 1486224, 1949616, 2229336, 4458672, 46578673, 93157346, 139736019, 186314692, 279472038, 372629384, 419208057, 558944076, 745258768, 838416114, 1117888152, 1257624171, 1676832228, 2235776304, 2515248342, 3353664456, 5030496684, 6707328912, 10060993368, 20121986736]

約数ペア:

[(1, 20121986736), (2, 10060993368), (3, 6707328912), (4, 5030496684), (6, 3353664456), (8, 2515248342), (9, 2235776304), (12, 1676832228), (16, 1257624171), (18, 1117888152), (24, 838416114), (27, 745258768), (36, 558944076), (48, 419208057), (54, 372629384), (72, 279472038), (108, 186314692), (144, 139736019), (216, 93157346), (432, 46578673), (4513, 4458672), (9026, 2229336), (10321, 1949616), (13539, 1486224), (18052, 1114668), (20642, 974808), (27078, 743112), (30963, 649872), (36104, 557334), (40617, 495408), (41284, 487404), (54156, 371556), (61926, 324936), (72208, 278667), (81234, 247704), (82568, 243702), (92889, 216624), (108312, 185778), (121851, 165136), (123852, 162468)]