20052183172

素因数分解:

$2^2\times 7^2\times {\mathrm{67}}^1\times {\mathrm{239}}^1\times {\mathrm{6389}}^1$

素因数の和:6713

約数の個数: 72

約数和(自身を含む): 41609635200

約数和(自身を除く): 21557452028

約数列:

[1, 2, 4, 7, 14, 28, 49, 67, 98, 134, 196, 239, 268, 469, 478, 938, 956, 1673, 1876, 3283, 3346, 6389, 6566, 6692, 11711, 12778, 13132, 16013, 23422, 25556, 32026, 44723, 46844, 64052, 89446, 112091, 178892, 224182, 313061, 428063, 448364, 626122, 784637, 856126, 1252244, 1526971, 1569274, 1712252, 2996441, 3053942, 3138548, 5992882, 6107884, 10688797, 11985764, 20975087, 21377594, 41950174, 42755188, 74821579, 83900348, 102307057, 149643158, 204614114, 299286316, 409228228, 716149399, 1432298798, 2864597596, 5013045793, 10026091586, 20052183172]

約数ペア:

[(1, 20052183172), (2, 10026091586), (4, 5013045793), (7, 2864597596), (14, 1432298798), (28, 716149399), (49, 409228228), (67, 299286316), (98, 204614114), (134, 149643158), (196, 102307057), (239, 83900348), (268, 74821579), (469, 42755188), (478, 41950174), (938, 21377594), (956, 20975087), (1673, 11985764), (1876, 10688797), (3283, 6107884), (3346, 5992882), (6389, 3138548), (6566, 3053942), (6692, 2996441), (11711, 1712252), (12778, 1569274), (13132, 1526971), (16013, 1252244), (23422, 856126), (25556, 784637), (32026, 626122), (44723, 448364), (46844, 428063), (64052, 313061), (89446, 224182), (112091, 178892)]