20253492

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{449}}^1$

素因数の和:645

約数の個数: 72

約数和(自身を含む): 58968000

約数和(自身を除く): 38714508

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 179, 252, 358, 449, 537, 716, 898, 1074, 1253, 1347, 1611, 1796, 2148, 2506, 2694, 3143, 3222, 3759, 4041, 5012, 5388, 6286, 6444, 7518, 8082, 9429, 11277, 12572, 15036, 16164, 18858, 22554, 28287, 37716, 45108, 56574, 80371, 113148, 160742, 241113, 321484, 482226, 562597, 723339, 964452, 1125194, 1446678, 1687791, 2250388, 2893356, 3375582, 5063373, 6751164, 10126746, 20253492]

約数ペア:

[(1, 20253492), (2, 10126746), (3, 6751164), (4, 5063373), (6, 3375582), (7, 2893356), (9, 2250388), (12, 1687791), (14, 1446678), (18, 1125194), (21, 964452), (28, 723339), (36, 562597), (42, 482226), (63, 321484), (84, 241113), (126, 160742), (179, 113148), (252, 80371), (358, 56574), (449, 45108), (537, 37716), (716, 28287), (898, 22554), (1074, 18858), (1253, 16164), (1347, 15036), (1611, 12572), (1796, 11277), (2148, 9429), (2506, 8082), (2694, 7518), (3143, 6444), (3222, 6286), (3759, 5388), (4041, 5012)]