19481724

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 51459408

約数和(自身を除く): 31977684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 67, 82, 123, 134, 164, 197, 201, 246, 268, 369, 394, 402, 492, 591, 603, 738, 788, 804, 1182, 1206, 1476, 1773, 2364, 2412, 2747, 3546, 5494, 7092, 8077, 8241, 10988, 13199, 16154, 16482, 24231, 24723, 26398, 32308, 32964, 39597, 48462, 49446, 52796, 72693, 79194, 96924, 98892, 118791, 145386, 158388, 237582, 290772, 475164, 541159, 1082318, 1623477, 2164636, 3246954, 4870431, 6493908, 9740862, 19481724]

約数ペア:

[(1, 19481724), (2, 9740862), (3, 6493908), (4, 4870431), (6, 3246954), (9, 2164636), (12, 1623477), (18, 1082318), (36, 541159), (41, 475164), (67, 290772), (82, 237582), (123, 158388), (134, 145386), (164, 118791), (197, 98892), (201, 96924), (246, 79194), (268, 72693), (369, 52796), (394, 49446), (402, 48462), (492, 39597), (591, 32964), (603, 32308), (738, 26398), (788, 24723), (804, 24231), (1182, 16482), (1206, 16154), (1476, 13199), (1773, 10988), (2364, 8241), (2412, 8077), (2747, 7092), (3546, 5494)]