1921036768

素因数分解:

$2^5\times 7^2\times {\mathrm{31}}^1\times {\mathrm{39521}}^1$

素因数の和:39576

約数の個数: 72

約数和(自身を含む): 4541552064

約数和(自身を除く): 2620515296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 98, 112, 124, 196, 217, 224, 248, 392, 434, 496, 784, 868, 992, 1519, 1568, 1736, 3038, 3472, 6076, 6944, 12152, 24304, 39521, 48608, 79042, 158084, 276647, 316168, 553294, 632336, 1106588, 1225151, 1264672, 1936529, 2213176, 2450302, 3873058, 4426352, 4900604, 7746116, 8576057, 8852704, 9801208, 15492232, 17152114, 19602416, 30984464, 34304228, 39204832, 60032399, 61968928, 68608456, 120064798, 137216912, 240129596, 274433824, 480259192, 960518384, 1921036768]

約数ペア:

[(1, 1921036768), (2, 960518384), (4, 480259192), (7, 274433824), (8, 240129596), (14, 137216912), (16, 120064798), (28, 68608456), (31, 61968928), (32, 60032399), (49, 39204832), (56, 34304228), (62, 30984464), (98, 19602416), (112, 17152114), (124, 15492232), (196, 9801208), (217, 8852704), (224, 8576057), (248, 7746116), (392, 4900604), (434, 4426352), (496, 3873058), (784, 2450302), (868, 2213176), (992, 1936529), (1519, 1264672), (1568, 1225151), (1736, 1106588), (3038, 632336), (3472, 553294), (6076, 316168), (6944, 276647), (12152, 158084), (24304, 79042), (39521, 48608)]