20117776872

素因数分解:

$2^3\times 3^1\times {\mathrm{163}}^1\times {\mathrm{281}}^1\times {\mathrm{18301}}^1$

素因数の和:18754

約数の個数: 64

約数和(自身を含む): 50785853760

約数和(自身を除く): 30668076888

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 163, 281, 326, 489, 562, 652, 843, 978, 1124, 1304, 1686, 1956, 2248, 3372, 3912, 6744, 18301, 36602, 45803, 54903, 73204, 91606, 109806, 137409, 146408, 183212, 219612, 274818, 366424, 439224, 549636, 1099272, 2983063, 5142581, 5966126, 8949189, 10285162, 11932252, 15427743, 17898378, 20570324, 23864504, 30855486, 35796756, 41140648, 61710972, 71593512, 123421944, 838240703, 1676481406, 2514722109, 3352962812, 5029444218, 6705925624, 10058888436, 20117776872]

約数ペア:

[(1, 20117776872), (2, 10058888436), (3, 6705925624), (4, 5029444218), (6, 3352962812), (8, 2514722109), (12, 1676481406), (24, 838240703), (163, 123421944), (281, 71593512), (326, 61710972), (489, 41140648), (562, 35796756), (652, 30855486), (843, 23864504), (978, 20570324), (1124, 17898378), (1304, 15427743), (1686, 11932252), (1956, 10285162), (2248, 8949189), (3372, 5966126), (3912, 5142581), (6744, 2983063), (18301, 1099272), (36602, 549636), (45803, 439224), (54903, 366424), (73204, 274818), (91606, 219612), (109806, 183212), (137409, 146408)]