28111032

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{20549}}^1$

素因数の和:20580

約数の個数: 48

約数和(自身を含む): 80145000

約数和(自身を除く): 52033968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 20549, 41098, 61647, 82196, 123294, 164392, 184941, 246588, 369882, 390431, 493176, 739764, 780862, 1171293, 1479528, 1561724, 2342586, 3123448, 3513879, 4685172, 7027758, 9370344, 14055516, 28111032]

約数ペア:

[(1, 28111032), (2, 14055516), (3, 9370344), (4, 7027758), (6, 4685172), (8, 3513879), (9, 3123448), (12, 2342586), (18, 1561724), (19, 1479528), (24, 1171293), (36, 780862), (38, 739764), (57, 493176), (72, 390431), (76, 369882), (114, 246588), (152, 184941), (171, 164392), (228, 123294), (342, 82196), (456, 61647), (684, 41098), (1368, 20549)]