19674890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{653}}^1$

素因数の和:814

約数の個数: 32

約数和(自身を含む): 37293696

約数和(自身を除く): 17618806

約数列:

[1, 2, 5, 10, 23, 46, 115, 131, 230, 262, 653, 655, 1306, 1310, 3013, 3265, 6026, 6530, 15019, 15065, 30038, 30130, 75095, 85543, 150190, 171086, 427715, 855430, 1967489, 3934978, 9837445, 19674890]

約数ペア:

[(1, 19674890), (2, 9837445), (5, 3934978), (10, 1967489), (23, 855430), (46, 427715), (115, 171086), (131, 150190), (230, 85543), (262, 75095), (653, 30130), (655, 30038), (1306, 15065), (1310, 15019), (3013, 6530), (3265, 6026)]