20295506916

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{79147}}^1$

素因数の和:79593

約数の個数: 72

約数和(自身を含む): 54450658080

約数和(自身を除く): 34155151164

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 419, 612, 838, 1257, 1676, 2514, 3771, 5028, 7123, 7542, 14246, 15084, 21369, 28492, 42738, 64107, 79147, 85476, 128214, 158294, 237441, 256428, 316588, 474882, 712323, 949764, 1345499, 1424646, 2690998, 2849292, 4036497, 5381996, 8072994, 12109491, 16145988, 24218982, 33162593, 48437964, 66325186, 99487779, 132650372, 198975558, 298463337, 397951116, 563764081, 596926674, 1127528162, 1193853348, 1691292243, 2255056324, 3382584486, 5073876729, 6765168972, 10147753458, 20295506916]

約数ペア:

[(1, 20295506916), (2, 10147753458), (3, 6765168972), (4, 5073876729), (6, 3382584486), (9, 2255056324), (12, 1691292243), (17, 1193853348), (18, 1127528162), (34, 596926674), (36, 563764081), (51, 397951116), (68, 298463337), (102, 198975558), (153, 132650372), (204, 99487779), (306, 66325186), (419, 48437964), (612, 33162593), (838, 24218982), (1257, 16145988), (1676, 12109491), (2514, 8072994), (3771, 5381996), (5028, 4036497), (7123, 2849292), (7542, 2690998), (14246, 1424646), (15084, 1345499), (21369, 949764), (28492, 712323), (42738, 474882), (64107, 316588), (79147, 256428), (85476, 237441), (128214, 158294)]