20169908055

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{271}}^1\times {\mathrm{13669}}^1$

素因数の和:13973

約数の個数: 72

約数和(自身を含む): 38573021760

約数和(自身を除く): 18403113705

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 121, 165, 271, 363, 495, 605, 813, 1089, 1355, 1815, 2439, 2981, 4065, 5445, 8943, 12195, 13669, 14905, 26829, 32791, 41007, 44715, 68345, 98373, 123021, 134145, 150359, 163955, 205035, 295119, 451077, 491865, 615105, 751795, 1353231, 1475595, 1653949, 2255385, 3704299, 4961847, 6766155, 8269745, 11112897, 14885541, 18521495, 24809235, 33338691, 40747289, 55564485, 74427705, 122241867, 166693455, 203736445, 366725601, 448220179, 611209335, 1344660537, 1833628005, 2241100895, 4033981611, 6723302685, 20169908055]

約数ペア:

[(1, 20169908055), (3, 6723302685), (5, 4033981611), (9, 2241100895), (11, 1833628005), (15, 1344660537), (33, 611209335), (45, 448220179), (55, 366725601), (99, 203736445), (121, 166693455), (165, 122241867), (271, 74427705), (363, 55564485), (495, 40747289), (605, 33338691), (813, 24809235), (1089, 18521495), (1355, 14885541), (1815, 11112897), (2439, 8269745), (2981, 6766155), (4065, 4961847), (5445, 3704299), (8943, 2255385), (12195, 1653949), (13669, 1475595), (14905, 1353231), (26829, 751795), (32791, 615105), (41007, 491865), (44715, 451077), (68345, 295119), (98373, 205035), (123021, 163955), (134145, 150359)]