17940776

素因数分解:

$2^3\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1399}}^1$

素因数の和:1641

約数の個数: 32

約数和(自身を含む): 38640000

約数和(自身を除く): 20699224

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 229, 458, 916, 1399, 1603, 1832, 2798, 3206, 5596, 6412, 9793, 11192, 12824, 19586, 39172, 78344, 320371, 640742, 1281484, 2242597, 2562968, 4485194, 8970388, 17940776]

約数ペア:

[(1, 17940776), (2, 8970388), (4, 4485194), (7, 2562968), (8, 2242597), (14, 1281484), (28, 640742), (56, 320371), (229, 78344), (458, 39172), (916, 19586), (1399, 12824), (1603, 11192), (1832, 9793), (2798, 6412), (3206, 5596)]