18578562128

素因数分解:

$2^4\times 7^1\times {\mathrm{4909}}^1\times {\mathrm{33791}}^1$

素因数の和:38715

約数の個数: 40

約数和(自身を含む): 41147842560

約数和(自身を除く): 22569280432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 4909, 9818, 19636, 33791, 34363, 39272, 67582, 68726, 78544, 135164, 137452, 236537, 270328, 274904, 473074, 540656, 549808, 946148, 1892296, 3784592, 165880019, 331760038, 663520076, 1161160133, 1327040152, 2322320266, 2654080304, 4644640532, 9289281064, 18578562128]

約数ペア:

[(1, 18578562128), (2, 9289281064), (4, 4644640532), (7, 2654080304), (8, 2322320266), (14, 1327040152), (16, 1161160133), (28, 663520076), (56, 331760038), (112, 165880019), (4909, 3784592), (9818, 1892296), (19636, 946148), (33791, 549808), (34363, 540656), (39272, 473074), (67582, 274904), (68726, 270328), (78544, 236537), (135164, 137452)]