19043655

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 33951744

約数和(自身を除く): 14908089

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 191, 255, 289, 345, 391, 573, 867, 955, 1173, 1445, 1955, 2865, 3247, 4335, 4393, 5865, 6647, 9741, 13179, 16235, 19941, 21965, 33235, 48705, 55199, 65895, 74681, 99705, 165597, 224043, 275995, 373405, 827985, 1120215, 1269577, 3808731, 6347885, 19043655]

約数ペア:

[(1, 19043655), (3, 6347885), (5, 3808731), (15, 1269577), (17, 1120215), (23, 827985), (51, 373405), (69, 275995), (85, 224043), (115, 165597), (191, 99705), (255, 74681), (289, 65895), (345, 55199), (391, 48705), (573, 33235), (867, 21965), (955, 19941), (1173, 16235), (1445, 13179), (1955, 9741), (2865, 6647), (3247, 5865), (4335, 4393)]