20171267890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{233113}}^1$

素因数の和:233646

約数の個数: 32

約数和(自身を含む): 38519757360

約数和(自身を除く): 18348489470

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 509, 1018, 2545, 5090, 8653, 17306, 43265, 86530, 233113, 466226, 1165565, 2331130, 3962921, 7925842, 19814605, 39629210, 118654517, 237309034, 593272585, 1186545170, 2017126789, 4034253578, 10085633945, 20171267890]

約数ペア:

[(1, 20171267890), (2, 10085633945), (5, 4034253578), (10, 2017126789), (17, 1186545170), (34, 593272585), (85, 237309034), (170, 118654517), (509, 39629210), (1018, 19814605), (2545, 7925842), (5090, 3962921), (8653, 2331130), (17306, 1165565), (43265, 466226), (86530, 233113)]