19314576970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{26479}}^1$

素因数の和:26711

約数の個数: 64

約数和(自身を含む): 38863319040

約数和(自身を除く): 19548742070

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 181, 310, 362, 403, 806, 905, 1810, 2015, 2353, 4030, 4706, 5611, 11222, 11765, 23530, 26479, 28055, 52958, 56110, 72943, 132395, 145886, 264790, 344227, 364715, 688454, 729430, 820849, 1641698, 1721135, 3442270, 4104245, 4792699, 8208490, 9585398, 10671037, 21342074, 23963495, 47926990, 53355185, 62305087, 106710370, 124610174, 148573669, 297147338, 311525435, 623050870, 742868345, 1485736690, 1931457697, 3862915394, 9657288485, 19314576970]

約数ペア:

[(1, 19314576970), (2, 9657288485), (5, 3862915394), (10, 1931457697), (13, 1485736690), (26, 742868345), (31, 623050870), (62, 311525435), (65, 297147338), (130, 148573669), (155, 124610174), (181, 106710370), (310, 62305087), (362, 53355185), (403, 47926990), (806, 23963495), (905, 21342074), (1810, 10671037), (2015, 9585398), (2353, 8208490), (4030, 4792699), (4706, 4104245), (5611, 3442270), (11222, 1721135), (11765, 1641698), (23530, 820849), (26479, 729430), (28055, 688454), (52958, 364715), (56110, 344227), (72943, 264790), (132395, 145886)]