18987110535

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{10343}}^1$

素因数の和:10704

約数の個数: 64

約数和(自身を含む): 33675429888

約数和(自身を除く): 14688319353

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 313, 345, 391, 939, 1173, 1565, 1955, 4695, 5321, 5865, 7199, 10343, 15963, 21597, 26605, 31029, 35995, 51715, 79815, 107985, 122383, 155145, 175831, 237889, 367149, 527493, 611915, 713667, 879155, 1189445, 1835745, 2637465, 3237359, 3568335, 4044113, 9712077, 12132339, 16186795, 20220565, 48560385, 55035103, 60661695, 74459257, 165105309, 223377771, 275175515, 372296285, 825526545, 1116888855, 1265807369, 3797422107, 6329036845, 18987110535]

約数ペア:

[(1, 18987110535), (3, 6329036845), (5, 3797422107), (15, 1265807369), (17, 1116888855), (23, 825526545), (51, 372296285), (69, 275175515), (85, 223377771), (115, 165105309), (255, 74459257), (313, 60661695), (345, 55035103), (391, 48560385), (939, 20220565), (1173, 16186795), (1565, 12132339), (1955, 9712077), (4695, 4044113), (5321, 3568335), (5865, 3237359), (7199, 2637465), (10343, 1835745), (15963, 1189445), (21597, 879155), (26605, 713667), (31029, 611915), (35995, 527493), (51715, 367149), (79815, 237889), (107985, 175831), (122383, 155145)]