19723950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{827}}^1$

素因数の和:898

約数の個数: 72

約数和(自身を含む): 54056808

約数和(自身を除く): 34332858

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 53, 75, 90, 106, 150, 159, 225, 265, 318, 450, 477, 530, 795, 827, 954, 1325, 1590, 1654, 2385, 2481, 2650, 3975, 4135, 4770, 4962, 7443, 7950, 8270, 11925, 12405, 14886, 20675, 23850, 24810, 37215, 41350, 43831, 62025, 74430, 87662, 124050, 131493, 186075, 219155, 262986, 372150, 394479, 438310, 657465, 788958, 1095775, 1314930, 1972395, 2191550, 3287325, 3944790, 6574650, 9861975, 19723950]

約数ペア:

[(1, 19723950), (2, 9861975), (3, 6574650), (5, 3944790), (6, 3287325), (9, 2191550), (10, 1972395), (15, 1314930), (18, 1095775), (25, 788958), (30, 657465), (45, 438310), (50, 394479), (53, 372150), (75, 262986), (90, 219155), (106, 186075), (150, 131493), (159, 124050), (225, 87662), (265, 74430), (318, 62025), (450, 43831), (477, 41350), (530, 37215), (795, 24810), (827, 23850), (954, 20675), (1325, 14886), (1590, 12405), (1654, 11925), (2385, 8270), (2481, 7950), (2650, 7443), (3975, 4962), (4135, 4770)]