20451104

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{10477}}^1$

素因数の和:10548

約数の個数: 24

約数和(自身を含む): 40927068

約数和(自身を除く): 20475964

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952, 10477, 20954, 41908, 83816, 167632, 335264, 639097, 1278194, 2556388, 5112776, 10225552, 20451104]

約数ペア:

[(1, 20451104), (2, 10225552), (4, 5112776), (8, 2556388), (16, 1278194), (32, 639097), (61, 335264), (122, 167632), (244, 83816), (488, 41908), (976, 20954), (1952, 10477)]