19316440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{307}}^1$

素因数の和:353

約数の個数: 96

約数和(自身を含む): 51614640

約数和(自身を除く): 32298200

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 121, 130, 143, 220, 242, 260, 286, 307, 440, 484, 520, 572, 605, 614, 715, 968, 1144, 1210, 1228, 1430, 1535, 1573, 2420, 2456, 2860, 3070, 3146, 3377, 3991, 4840, 5720, 6140, 6292, 6754, 7865, 7982, 12280, 12584, 13508, 15730, 15964, 16885, 19955, 27016, 31460, 31928, 33770, 37147, 39910, 43901, 62920, 67540, 74294, 79820, 87802, 135080, 148588, 159640, 175604, 185735, 219505, 297176, 351208, 371470, 439010, 482911, 742940, 878020, 965822, 1485880, 1756040, 1931644, 2414555, 3863288, 4829110, 9658220, 19316440]

約数ペア:

[(1, 19316440), (2, 9658220), (4, 4829110), (5, 3863288), (8, 2414555), (10, 1931644), (11, 1756040), (13, 1485880), (20, 965822), (22, 878020), (26, 742940), (40, 482911), (44, 439010), (52, 371470), (55, 351208), (65, 297176), (88, 219505), (104, 185735), (110, 175604), (121, 159640), (130, 148588), (143, 135080), (220, 87802), (242, 79820), (260, 74294), (286, 67540), (307, 62920), (440, 43901), (484, 39910), (520, 37147), (572, 33770), (605, 31928), (614, 31460), (715, 27016), (968, 19955), (1144, 16885), (1210, 15964), (1228, 15730), (1430, 13508), (1535, 12584), (1573, 12280), (2420, 7982), (2456, 7865), (2860, 6754), (3070, 6292), (3146, 6140), (3377, 5720), (3991, 4840)]