19798130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{853}}^1$

素因数の和:1082

約数の個数: 32

約数和(自身を含む): 39106368

約数和(自身を除く): 19308238

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 211, 422, 853, 1055, 1706, 2110, 2321, 4265, 4642, 8530, 9383, 11605, 18766, 23210, 46915, 93830, 179983, 359966, 899915, 1799830, 1979813, 3959626, 9899065, 19798130]

約数ペア:

[(1, 19798130), (2, 9899065), (5, 3959626), (10, 1979813), (11, 1799830), (22, 899915), (55, 359966), (110, 179983), (211, 93830), (422, 46915), (853, 23210), (1055, 18766), (1706, 11605), (2110, 9383), (2321, 8530), (4265, 4642)]