19432270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 41803776

約数和(自身を除く): 22371506

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 107, 110, 127, 130, 143, 214, 254, 286, 535, 635, 715, 1070, 1177, 1270, 1391, 1397, 1430, 1651, 2354, 2782, 2794, 3302, 5885, 6955, 6985, 8255, 11770, 13589, 13910, 13970, 15301, 16510, 18161, 27178, 30602, 36322, 67945, 76505, 90805, 135890, 149479, 153010, 176657, 181610, 298958, 353314, 747395, 883285, 1494790, 1766570, 1943227, 3886454, 9716135, 19432270]

約数ペア:

[(1, 19432270), (2, 9716135), (5, 3886454), (10, 1943227), (11, 1766570), (13, 1494790), (22, 883285), (26, 747395), (55, 353314), (65, 298958), (107, 181610), (110, 176657), (127, 153010), (130, 149479), (143, 135890), (214, 90805), (254, 76505), (286, 67945), (535, 36322), (635, 30602), (715, 27178), (1070, 18161), (1177, 16510), (1270, 15301), (1391, 13970), (1397, 13910), (1430, 13589), (1651, 11770), (2354, 8255), (2782, 6985), (2794, 6955), (3302, 5885)]