19355220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{491}}^1$

素因数の和:582

約数の個数: 96

約数和(自身を含む): 61165440

約数和(自身を除く): 41810220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 73, 90, 108, 135, 146, 180, 219, 270, 292, 365, 438, 491, 540, 657, 730, 876, 982, 1095, 1314, 1460, 1473, 1964, 1971, 2190, 2455, 2628, 2946, 3285, 3942, 4380, 4419, 4910, 5892, 6570, 7365, 7884, 8838, 9820, 9855, 13140, 13257, 14730, 17676, 19710, 22095, 26514, 29460, 35843, 39420, 44190, 53028, 66285, 71686, 88380, 107529, 132570, 143372, 179215, 215058, 265140, 322587, 358430, 430116, 537645, 645174, 716860, 967761, 1075290, 1290348, 1612935, 1935522, 2150580, 3225870, 3871044, 4838805, 6451740, 9677610, 19355220]

約数ペア:

[(1, 19355220), (2, 9677610), (3, 6451740), (4, 4838805), (5, 3871044), (6, 3225870), (9, 2150580), (10, 1935522), (12, 1612935), (15, 1290348), (18, 1075290), (20, 967761), (27, 716860), (30, 645174), (36, 537645), (45, 430116), (54, 358430), (60, 322587), (73, 265140), (90, 215058), (108, 179215), (135, 143372), (146, 132570), (180, 107529), (219, 88380), (270, 71686), (292, 66285), (365, 53028), (438, 44190), (491, 39420), (540, 35843), (657, 29460), (730, 26514), (876, 22095), (982, 19710), (1095, 17676), (1314, 14730), (1460, 13257), (1473, 13140), (1964, 9855), (1971, 9820), (2190, 8838), (2455, 7884), (2628, 7365), (2946, 6570), (3285, 5892), (3942, 4910), (4380, 4419)]