18203220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{14447}}^1$

素因数の和:14469

約数の個数: 72

約数和(自身を含む): 63108864

約数和(自身を除く): 44905644

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 14447, 28894, 43341, 57788, 72235, 86682, 101129, 130023, 144470, 173364, 202258, 216705, 260046, 288940, 303387, 404516, 433410, 505645, 520092, 606774, 650115, 866820, 910161, 1011290, 1213548, 1300230, 1516935, 1820322, 2022580, 2600460, 3033870, 3640644, 4550805, 6067740, 9101610, 18203220]

約数ペア:

[(1, 18203220), (2, 9101610), (3, 6067740), (4, 4550805), (5, 3640644), (6, 3033870), (7, 2600460), (9, 2022580), (10, 1820322), (12, 1516935), (14, 1300230), (15, 1213548), (18, 1011290), (20, 910161), (21, 866820), (28, 650115), (30, 606774), (35, 520092), (36, 505645), (42, 433410), (45, 404516), (60, 303387), (63, 288940), (70, 260046), (84, 216705), (90, 202258), (105, 173364), (126, 144470), (140, 130023), (180, 101129), (210, 86682), (252, 72235), (315, 57788), (420, 43341), (630, 28894), (1260, 14447)]