20940983928

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^2\times {\mathrm{1006391}}^1$

素因数の和:1006437

約数の個数: 72

約数和(自身を含む): 60247657080

約数和(自身を除く): 39306673152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 289, 306, 408, 578, 612, 867, 1156, 1224, 1734, 2312, 2601, 3468, 5202, 6936, 10404, 20808, 1006391, 2012782, 3019173, 4025564, 6038346, 8051128, 9057519, 12076692, 17108647, 18115038, 24153384, 34217294, 36230076, 51325941, 68434588, 72460152, 102651882, 136869176, 153977823, 205303764, 290846999, 307955646, 410607528, 581693998, 615911292, 872540997, 1163387996, 1231822584, 1745081994, 2326775992, 2617622991, 3490163988, 5235245982, 6980327976, 10470491964, 20940983928]

約数ペア:

[(1, 20940983928), (2, 10470491964), (3, 6980327976), (4, 5235245982), (6, 3490163988), (8, 2617622991), (9, 2326775992), (12, 1745081994), (17, 1231822584), (18, 1163387996), (24, 872540997), (34, 615911292), (36, 581693998), (51, 410607528), (68, 307955646), (72, 290846999), (102, 205303764), (136, 153977823), (153, 136869176), (204, 102651882), (289, 72460152), (306, 68434588), (408, 51325941), (578, 36230076), (612, 34217294), (867, 24153384), (1156, 18115038), (1224, 17108647), (1734, 12076692), (2312, 9057519), (2601, 8051128), (3468, 6038346), (5202, 4025564), (6936, 3019173), (10404, 2012782), (20808, 1006391)]