20131356

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:168

約数の個数: 96

約数和(自身を含む): 56358400

約数和(自身を除く): 36227044

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 67, 73, 84, 98, 134, 146, 147, 196, 201, 219, 268, 292, 294, 343, 402, 438, 469, 511, 588, 686, 804, 876, 938, 1022, 1029, 1372, 1407, 1533, 1876, 2044, 2058, 2814, 3066, 3283, 3577, 4116, 4891, 5628, 6132, 6566, 7154, 9782, 9849, 10731, 13132, 14308, 14673, 19564, 19698, 21462, 22981, 25039, 29346, 34237, 39396, 42924, 45962, 50078, 58692, 68474, 68943, 75117, 91924, 100156, 102711, 136948, 137886, 150234, 205422, 239659, 275772, 300468, 410844, 479318, 718977, 958636, 1437954, 1677613, 2875908, 3355226, 5032839, 6710452, 10065678, 20131356]

約数ペア:

[(1, 20131356), (2, 10065678), (3, 6710452), (4, 5032839), (6, 3355226), (7, 2875908), (12, 1677613), (14, 1437954), (21, 958636), (28, 718977), (42, 479318), (49, 410844), (67, 300468), (73, 275772), (84, 239659), (98, 205422), (134, 150234), (146, 137886), (147, 136948), (196, 102711), (201, 100156), (219, 91924), (268, 75117), (292, 68943), (294, 68474), (343, 58692), (402, 50078), (438, 45962), (469, 42924), (511, 39396), (588, 34237), (686, 29346), (804, 25039), (876, 22981), (938, 21462), (1022, 19698), (1029, 19564), (1372, 14673), (1407, 14308), (1533, 13132), (1876, 10731), (2044, 9849), (2058, 9782), (2814, 7154), (3066, 6566), (3283, 6132), (3577, 5628), (4116, 4891)]