20145897632

素因数分解:

$2^5\times 7^2\times {\mathrm{163}}^1\times {\mathrm{78823}}^1$

素因数の和:79010

約数の個数: 72

約数和(自身を含む): 46421345376

約数和(自身を除く): 26275447744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 163, 196, 224, 326, 392, 652, 784, 1141, 1304, 1568, 2282, 2608, 4564, 5216, 7987, 9128, 15974, 18256, 31948, 36512, 63896, 78823, 127792, 157646, 255584, 315292, 551761, 630584, 1103522, 1261168, 2207044, 2522336, 3862327, 4414088, 7724654, 8828176, 12848149, 15449308, 17656352, 25696298, 30898616, 51392596, 61797232, 89937043, 102785192, 123594464, 179874086, 205570384, 359748172, 411140768, 629559301, 719496344, 1259118602, 1438992688, 2518237204, 2877985376, 5036474408, 10072948816, 20145897632]

約数ペア:

[(1, 20145897632), (2, 10072948816), (4, 5036474408), (7, 2877985376), (8, 2518237204), (14, 1438992688), (16, 1259118602), (28, 719496344), (32, 629559301), (49, 411140768), (56, 359748172), (98, 205570384), (112, 179874086), (163, 123594464), (196, 102785192), (224, 89937043), (326, 61797232), (392, 51392596), (652, 30898616), (784, 25696298), (1141, 17656352), (1304, 15449308), (1568, 12848149), (2282, 8828176), (2608, 7724654), (4564, 4414088), (5216, 3862327), (7987, 2522336), (9128, 2207044), (15974, 1261168), (18256, 1103522), (31948, 630584), (36512, 551761), (63896, 315292), (78823, 255584), (127792, 157646)]