18881050

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:355

約数の個数: 48

約数和(自身を含む): 37731960

約数和(自身を除く): 18850910

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 97, 170, 194, 229, 425, 458, 485, 850, 970, 1145, 1649, 2290, 2425, 3298, 3893, 4850, 5725, 7786, 8245, 11450, 16490, 19465, 22213, 38930, 41225, 44426, 82450, 97325, 111065, 194650, 222130, 377621, 555325, 755242, 1110650, 1888105, 3776210, 9440525, 18881050]

約数ペア:

[(1, 18881050), (2, 9440525), (5, 3776210), (10, 1888105), (17, 1110650), (25, 755242), (34, 555325), (50, 377621), (85, 222130), (97, 194650), (170, 111065), (194, 97325), (229, 82450), (425, 44426), (458, 41225), (485, 38930), (850, 22213), (970, 19465), (1145, 16490), (1649, 11450), (2290, 8245), (2425, 7786), (3298, 5725), (3893, 4850)]