20146836788

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{283}}^1\times {\mathrm{1987}}^1$

素因数の和:2353

約数の個数: 72

約数和(自身を含む): 39055087008

約数和(自身を除く): 18908250220

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 169, 212, 283, 338, 566, 676, 689, 1132, 1378, 1987, 2756, 3679, 3974, 7358, 7948, 8957, 14716, 14999, 17914, 25831, 29998, 35828, 47827, 51662, 59996, 95654, 103324, 105311, 191308, 194987, 210622, 335803, 389974, 421244, 562321, 671606, 779948, 1124642, 1343212, 1369043, 2249284, 2534831, 2738086, 5069662, 5476172, 7310173, 10139324, 14620346, 17797559, 29240692, 29803013, 35595118, 59606026, 71190236, 95032249, 119212052, 190064498, 380128996, 387439169, 774878338, 1549756676, 5036709197, 10073418394, 20146836788]

約数ペア:

[(1, 20146836788), (2, 10073418394), (4, 5036709197), (13, 1549756676), (26, 774878338), (52, 387439169), (53, 380128996), (106, 190064498), (169, 119212052), (212, 95032249), (283, 71190236), (338, 59606026), (566, 35595118), (676, 29803013), (689, 29240692), (1132, 17797559), (1378, 14620346), (1987, 10139324), (2756, 7310173), (3679, 5476172), (3974, 5069662), (7358, 2738086), (7948, 2534831), (8957, 2249284), (14716, 1369043), (14999, 1343212), (17914, 1124642), (25831, 779948), (29998, 671606), (35828, 562321), (47827, 421244), (51662, 389974), (59996, 335803), (95654, 210622), (103324, 194987), (105311, 191308)]