1620386538

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{179923}}^1$

素因数の和:180026

約数の個数: 32

約数和(自身を含む): 3454540800

約数和(自身を除く): 1834154262

約数列:

[1, 2, 3, 6, 19, 38, 57, 79, 114, 158, 237, 474, 1501, 3002, 4503, 9006, 179923, 359846, 539769, 1079538, 3418537, 6837074, 10255611, 14213917, 20511222, 28427834, 42641751, 85283502, 270064423, 540128846, 810193269, 1620386538]

約数ペア:

[(1, 1620386538), (2, 810193269), (3, 540128846), (6, 270064423), (19, 85283502), (38, 42641751), (57, 28427834), (79, 20511222), (114, 14213917), (158, 10255611), (237, 6837074), (474, 3418537), (1501, 1079538), (3002, 539769), (4503, 359846), (9006, 179923)]