19273930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{857}}^1$

素因数の和:1050

約数の個数: 32

約数和(自身を含む): 37621584

約数和(自身を除く): 18347654

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 173, 346, 857, 865, 1714, 1730, 2249, 4285, 4498, 8570, 11141, 11245, 22282, 22490, 55705, 111410, 148261, 296522, 741305, 1482610, 1927393, 3854786, 9636965, 19273930]

約数ペア:

[(1, 19273930), (2, 9636965), (5, 3854786), (10, 1927393), (13, 1482610), (26, 741305), (65, 296522), (130, 148261), (173, 111410), (346, 55705), (857, 22490), (865, 22282), (1714, 11245), (1730, 11141), (2249, 8570), (4285, 4498)]