20743470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{911}}^1$

素因数の和:958

約数の個数: 96

約数和(自身を含む): 61461504

約数和(自身を除く): 40718034

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 23, 30, 33, 45, 46, 55, 66, 69, 90, 99, 110, 115, 138, 165, 198, 207, 230, 253, 330, 345, 414, 495, 506, 690, 759, 911, 990, 1035, 1265, 1518, 1822, 2070, 2277, 2530, 2733, 3795, 4554, 4555, 5466, 7590, 8199, 9110, 10021, 11385, 13665, 16398, 20042, 20953, 22770, 27330, 30063, 40995, 41906, 50105, 60126, 62859, 81990, 90189, 100210, 104765, 125718, 150315, 180378, 188577, 209530, 230483, 300630, 314295, 377154, 450945, 460966, 628590, 691449, 901890, 942885, 1152415, 1382898, 1885770, 2074347, 2304830, 3457245, 4148694, 6914490, 10371735, 20743470]

約数ペア:

[(1, 20743470), (2, 10371735), (3, 6914490), (5, 4148694), (6, 3457245), (9, 2304830), (10, 2074347), (11, 1885770), (15, 1382898), (18, 1152415), (22, 942885), (23, 901890), (30, 691449), (33, 628590), (45, 460966), (46, 450945), (55, 377154), (66, 314295), (69, 300630), (90, 230483), (99, 209530), (110, 188577), (115, 180378), (138, 150315), (165, 125718), (198, 104765), (207, 100210), (230, 90189), (253, 81990), (330, 62859), (345, 60126), (414, 50105), (495, 41906), (506, 40995), (690, 30063), (759, 27330), (911, 22770), (990, 20953), (1035, 20042), (1265, 16398), (1518, 13665), (1822, 11385), (2070, 10021), (2277, 9110), (2530, 8199), (2733, 7590), (3795, 5466), (4554, 4555)]