163921322

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^2\times {\mathrm{137}}^1$

素因数の和:255

約数の個数: 48

約数和(自身を含む): 279599040

約数和(自身を除く): 115677718

約数列:

[1, 2, 19, 23, 37, 38, 46, 74, 137, 274, 437, 703, 851, 874, 1369, 1406, 1702, 2603, 2738, 3151, 5069, 5206, 6302, 10138, 16169, 26011, 31487, 32338, 52022, 59869, 62974, 96311, 116587, 119738, 187553, 192622, 233174, 375106, 598253, 1196506, 2215153, 3563507, 4313719, 4430306, 7127014, 8627438, 81960661, 163921322]

約数ペア:

[(1, 163921322), (2, 81960661), (19, 8627438), (23, 7127014), (37, 4430306), (38, 4313719), (46, 3563507), (74, 2215153), (137, 1196506), (274, 598253), (437, 375106), (703, 233174), (851, 192622), (874, 187553), (1369, 119738), (1406, 116587), (1702, 96311), (2603, 62974), (2738, 59869), (3151, 52022), (5069, 32338), (5206, 31487), (6302, 26011), (10138, 16169)]